A dot plot is a simple statistical visualization tool used to display data points on a horizontal or vertical axis.
What is a dot plot?In a dot plot, each data point is represented by a dot placed along a single axis, with dots stacked on top of each other if multiple data points share the same value. The resulting pattern of dots provides a visual representation of the data's distribution, making it easy to see patterns, outliers, and other important features.
Dot plots are particularly useful when dealing with small to moderate-sized datasets, as they allow for quick and easy comparisons of individual data points. They can be created manually using graph paper or software tools, such as Microsoft Excel or R. In addition to dot plots, other similar visualizations include stem-and-leaf plots, box plots, and scatter plots.
An overview was given as your information is incomplete.
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What is the volume of this triangular pyramid?
The Smith Family is buying a house for $350,000 with a down payment of $70,000 for a 15-year loan, $66 per month insurance, property tax is $230 per month and HOA is $600 per year. Calculate their total monthly payment
Using monthly payment formula, the Smith Family's total monthly payment is approximately $2,360.99.
What is the Monthly Payment?To calculate the total monthly payment for the Smith Family, we need to consider the mortgage payment, insurance, property tax, and HOA fees.
1. Mortgage Payment:
The loan amount is the house price minus the down payment:
$350,000 - $70,000 = $280,000.
To calculate the monthly mortgage payment, we need to determine the interest rate and loan term. Since you mentioned it's a 15-year loan, we'll assume an interest rate of 4% (which can vary depending on market conditions and the borrower's credit).
We can use a mortgage calculator formula to calculate the monthly payment:
M = P [i(1 + i)ⁿ] / [(1 + i)ⁿ⁻¹]
Where:
M = Monthly mortgage payment
P = Loan amount
i = Monthly interest rate
n = Number of months
The monthly interest rate is the annual interest rate divided by 12, and the loan term is 15 years, which is 180 months.
i = 4% / 12 = 0.00333 (monthly interest rate)
n = 180 (loan term in months)
Plugging in the values into the formula:
M = $280,000 [0.00333(1 + 0.00333)¹⁸⁰] / [(1 + 0.00333)¹⁸⁰⁻¹]
Using a calculator, the monthly mortgage payment comes out to be approximately $2,014.99.
2. Insurance:
The monthly insurance payment is given as $66.
3. Property Tax:
The monthly property tax payment is given as $230.
4. HOA Fees:
The HOA fees are stated as $600 per year. To convert this to a monthly payment, we divide by 12 (months in a year): $600 / 12 = $50 per month.
Now, let's add up all these expenses:
Mortgage payment: $2,014.99
Insurance: $66
Property tax: $230
HOA fees: $50
Total monthly payment = Mortgage payment + Insurance + Property tax + HOA fees
Total monthly payment = $2,014.99 + $66 + $230 + $50
Total monthly payment = $2,360.99
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The Happy-Go-Lucky Beach was 163 feet long from parking lot to high tide. After last year's hurricane came ashore, the beach only measured 154 feet
long. What was the percent of change?
About 94.5% of increase
About 94.5 % of decrease
About 5.5% increase
About 5.5% decrease
Answer:
About 5.5% decrease
Step-by-step explanation:
Here, we want to calculate the percentage increase or decrease and its value.
The first thing to do here is to check if we are going to have a decrease or an increase.
since the value before the change is higher than the value after the change, then what we have is a decrease.
Mathematically, the percentage decrease is calculated as follows;
% decrease = (old value - new value)/old value * 100%
old value = 163 feet
new value = 154 feet
% decrease = (154-163)/163 * 100%
% decrease = -9/163 * 100%
% decrease = -5.52%
Thus the best answer is about 5.5% decrease
On a bicycle trail, the city is painting arrows like the one shown below:
Upper pointing arrow with height of 15 and length of 13. Rectangular base of arrow has length of 11 and height of 12. All units are in centimeters.
Calculate the area of the arrow by decomposing it into rectangles and triangles. (4 points)
195 square centimeters
171 square centimeters
151.5 square centimeters
148.5 square centimeters
The Area of the composite figure = area of the rectangle + area of the triangle = 148.5 cm².
What is the Area of a Composite Figure?The figure formed by the arrow can be decomposed into a rectangle and a triangle.
The area of the composite figure = area of the rectangle + area of the triangle.
Find the area of the rectangle:
Length = 12 cm
Width = 11 cm
Area of the rectangle = (length)(width) = (12)(11)
Area of the rectangle = 132 cm²
Find the area of the triangle
Base = 11 cm
Height = 15 - 12 = 3 cm
Area of the triangle = 1/2(b)(h) = 1/2(11)(3)
Area of the triangle = 16.5 cm²
Area of the composite figure = area of the rectangle + area of the triangle = 132 + 16.5 = 148.5 cm².
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What is the measure of the obtuse angle? 18 54 108 216
The measure of the obtuse angle in the triangle is 108 degrees.
How to find obtuse angles of a triangle?A triangle is a polygon with three sides. The total sum of the angles in a triangle is 180 degrees.
Therefore, the measure of the obtuse angle in the triangle can be found as follows;
An obtuse angle is an angle which is greater than 90° and less than 180°.
Hence, the angles of the triangle are 1x, 3x and 6x.
3x + 1x + 6x = 180
10x = 180
x = 180 / 10
x = 18
Therefore, the obtuse angle of the triangle is 6(18) = 108 degrees.
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Answer:
c) 108 on edgen
how do i graph y=-x+3
Answer:
y=-x+3 follows the same equation as y=mx+b
3 is b, and b is the y-intercept. The y intercept is where the line crosses on the y axis, and -x is is m, which is the slope. However since its a variable, its point is on the same number as positive three on the y axis, so then its 3 on the x axis.
Step-by-step explanation:
Hope this helped
f instead you guess that each waiting time will be the same as the previous waiting time, how many minutes would your guess differ from the actual time, averaging over every wait time except the first one?
The average difference between the actual wait time and the guess of the same wait time as the previous one is approximately 5.5 minutes.
1. Calculate the difference between each wait time and the previous wait time:
Wait Time 1 - 0 = 0
Wait Time 2 - Wait Time 1 = 8.2 minutes
Wait Time 3 - Wait Time 2 = 4.3 minutes
Wait Time 4 - Wait Time 3 = 5.1 minutes
Wait Time 5 - Wait Time 4 = 6.5 minutes
2. Calculate the average of the differences:
Average Difference = (8.2 + 4.3 + 5.1 + 6.5) / 4 = 5.5 minutes
The average difference between the actual wait time and the guess of the same wait time as the previous one is approximately 4.5 minutes. This means that, on average, if you guess that each wait time will be the same as the previous wait time, it will be 4.5 minutes off from the actual wait time. To calculate this, we compared each wait time, except for the first one, to the previous wait time, and then calculated the average difference between the two. We found that the average difference was 5.5 minutes. This suggests that, if you guess that the wait time will be the same as the previous one, you can expect to be, on average, 5.5 minutes off from the actual time.
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The complete question is
f instead you guess that each waiting time will be the same as the previous waiting time, how many minutes would your guess differ from the actual time, averaging over every wait time except the first one an find average minutes?
Need help real quick,I have been on this question for so long
Given the expression that models the tip amount for a total bill of $102:
\(0.25\mleft(102-x\mright)\)You know that "x" represents the dollar amount of the tax.
You also know that Mr. Jaxon tips $23.50.
Therefore, knowing all that information, you can set up the following equation to represent that situation:
\(23.50=0.25\mleft(102-x\mright)\)Now you have to solve for "x" in order to find its value:
\(\begin{gathered} 23.50=(0.25)(102)-(0.25)(x) \\ \\ 23.50=25.5-0.25x \end{gathered}\)\(\begin{gathered} 23.50-25.5=-0.25x \\ \\ -2=-0.25x \end{gathered}\)\(\begin{gathered} \frac{-2}{-0.25}=x \\ \\ x=8 \end{gathered}\)Hence, the answer is:
\(\text{ \$}8\)an unnormalized relation is a table that has more than one row.
An unnormalized relation refers to a table in a relational database that contains more than one row. This means that there are duplicate rows in the table, which violates the rules of normalization.
Normalization is a process in database design that aims to eliminate data redundancy and ensure data integrity. It involves breaking down a database into multiple tables and defining relationships between them. By doing so, we can efficiently store and retrieve data while minimizing inconsistencies.
In an unnormalized relation, duplicate rows can lead to various problems. For example, it can result in data inconsistencies, as updating one instance of a row may not reflect changes in other duplicate rows. Additionally, it can cause unnecessary storage and maintenance overhead.
To normalize an unnormalized relation, we need to identify the functional dependencies in the table and create separate tables for related data. This helps organize the data and reduces redundancy.
In summary, an unnormalized relation is a table in a relational database that has duplicate rows. It is important to normalize such relations to ensure data integrity and efficiency.
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Joe worked for three days. On the first day, he completed 1/2 of his work. On the second day, he completed 1/3 of the remaining work. What fraction of the work was left for the third day?
Answer:
1/3
Step-by-step explanation:
first day work=1/2
work left=1-1/2=1/2
second day finished=1/3 ×1/2=1/6
work left =1/2-1/6=3/6-1/6=2/6=1/3
Determine the annual percentage yield, or the effective interest rate, for $1200 invested at 6.63% over 8 years compounded daily. Round your answer to the nearest hundredth of a percent, if necessary. Answer
The annual percentage yield, or the effective interest rate, for $1200 invested at 6.63% over 8 years compounded daily is approximately 64.04%.
To determine the annual percentage yield, or the effective interest rate, for $1200 invested at 6.63% over 8 years compounded daily, we can use the formula:
A = P(1 + r/n)^(nt)
Where:
A = the final amount
P = the principal amount (initial investment)
r = the annual interest rate (6.63%)
n = the number of times interest is compounded per year (365 for daily compounding)
t = the number of years (8)
Plugging in the values, we have:
A = 1200(1 + 0.0663/365)^(365*8)
Calculating this, we get A ≈ $1,968.49.
To find the annual percentage yield, we need to find the interest earned:
Interest = A - P = $1,968.49 - $1200 = $768.49
Now, we can find the annual percentage yield using the formula:
Annual percentage yield = (Interest / P) * 100
Plugging in the values, we have:
Annual percentage yield ≈ ($768.49 / $1200) * 100 ≈ 64.04%
Therefore, the annual percentage yield, or the effective interest rate, for $1200 invested at 6.63% over 8 years compounded daily is approximately 64.04%.
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Please help I will give brainlyiest fast please help fast
Answer:
A. 49.Step-by-step explanation:
Given equation:
-11 2/3 * (-4 1/5)Simplify, then solve:
-11 2/3 * (-4 1/5)= -35/3 * (-21/5)= \(\frac{-35 * (-21)}{3 * 5}\)= 735/15 = 49.Your answer is A. 49.
30 POINTS HELP PLS!!!!!!
The lengths of the sides of the rectangles are;
a. (2•x + 3) and (x + 2)
b. (6•x + 2) and (x + 1)
c. (x + (2 + √3)) and (x + (2-√3))
Which method can be used to find the side lengths of the rectangles?The given functions are presented as follows;
a. 2•x² + 7•x + 6
By factoring of the above function we have;
2•x² + 7•x + 6 = (2•x + 3) × (x + 2)
The lengths of the sides of the rectangle are therefore;
(2•x + 3) and (x + 2)b. 6•x² + 7•x + 2
The above function can be factored as follows;
6•x² + 7•x + 2 = (6•x + 2) × (x + 1)
The rectangle side lengths are;
(6•x + 2) and (x + 1)c. x² + 4•x + 1
Using the quadratic formula, the above function can be factored to give;
x² + 4•x + 1 = (x + (2 + √3)) × (x + (2-√3))
The sides of the rectangle are therefore;
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Malia is walking her dog over the weekend. she walks the dog for a total of 7 miles. when malia comes to school monday, she learns that tiara also walked her dog over the weekend. malia walked her dog 140% of the distance tiara walked hers. how far (in miles) did tiara walk her dog over the weekend?
As Malia walks her dog 140% of the distance walked by Tiara’s, so Tiara walks her dog less as compared to Malia’s. And the distance Tiara walks her dog is 5 miles.
Let us consider the distance covered by Tiara and Malia in walking their dogs be ‘x’ and ‘y’ respectively.
we have been provided with the value of ‘y’, i.e.
y = 7 miles
Now,
Distance walked by Malia’s dog = 140% of the distance walked by Tiara’s dog
Or
y = 140/100 × x
7 = 140/100 × x
Therefore, x = 100/140 × 7
x = 5 miles
Hence, the distance Tiara walked her dog was 5 miles.
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Sage and Tom started the month with the same number of talk minutes on their cell phones. Sage talked for 7 minutes with her dad. Tom talked for 4 minutes with a friend and 3 more minutes with his mom. Do Sage and Tom have the same number of talk minutes left on their cell phone plans?
Question 1
Yes, Sage and Tom have the same number of talk minutes left in their cell phones. The solution has been obtained by using arithmetic operations.
What are arithmetic operations?
The term "arithmetic operations" refers to the four basic mathematical operations that can be used to express any real number. Multiplication, division, addition, and subtraction are the four operations.
We are given that Sage and Tom both started the month with the same number of talk minutes on their cell phones.
So, let 'x' be the number of talk minutes on their cell phones.
Sage talked for 7 minutes with her dad.
So, talk minutes left in Sage's phone = x-7
Tom talked for 4 minutes with a friend and 3 more minutes with his mom.
So, talk minutes left in Tom's phone = x - (4 +3) = x -7
Hence, Sage and Tom have the same number of talk minutes left in their cell phones.
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Figure ABCD is a rhombus, and m∠BAE = 9x + 2 and m∠BAD = 130°. Solve for x. Rhombus ABCD with diagonals AC and BD and point E as the point of intersection of the diagonals. 3. 4 7 14. 2 65
The value of x in the given rhombus is 15.33.
To solve for x, we need to use the properties of a rhombus and the given angle measures. By applying the properties, we can find the value of x.
1. In a rhombus, opposite angles are congruent. Since ∠BAD is 130°, the opposite angle ∠BCD is also 130°.
2. The diagonals of a rhombus bisect each other at right angles. Therefore, ∠BAE and ∠DAE are right angles.
3. Since ∠BAE is a right angle, its measure is 90°.
4. According to the angle sum property of a triangle, the sum of the angles in a triangle is 180°. Therefore, in triangle ABE, we have:
∠BAE + ∠BAD + ∠DAE = 180°
90° + 130° + ∠DAE = 180°
5. Simplifying the equation:
220° + ∠DAE = 180°
6. Subtracting 220° from both sides of the equation:
∠DAE = 180° - 220°
∠DAE = -40°
7. In a rhombus, adjacent angles are supplementary. Therefore, ∠DAE and ∠BAE are supplementary angles.
8. ∠DAE + ∠BAE = 180°
-40° + 90° = 180°
9. Solving for ∠BAE:
50° = 180°
10. Subtracting -40° from both sides of the equation:
∠BAE = 180° - 40°
∠BAE = 140°
11. Now, we can set up an equation using the given angle measure and solve for x:
9x + 2 = 140°
12. Subtracting 2 from both sides of the equation:
9x = 138°
13. Dividing both sides of the equation by 9:
x = 138° / 9
14. Simplifying the fraction:
x = 15.33
Therefore, x is approximately equal to 15.33.
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Answer:
14.2
Step-by-step explanation:
In a rhombus, opposite angles are congruent. Therefore, ∠BAE is congruent to ∠BAD. Given that m∠BAE = 9x + 2 and m∠BAD = 130°, we can set up an equation to solve for x:
9x + 2 = 130
Now, subtract 2 from both sides of the equation:
9x = 128
Finally, divide both sides by 9:
x = 128 / 9
So, x is approximately:
x ≈ 14.22
Therefore, the value of x is approximately 14.22.
What are the solutions to the following equation (c+5)^2=36
The quadratic equation (c+5)²=36 will give c = 1,-11.
What exactly is a quadratic equation?A quadratic equation is a type of equation in algebra that involves a variable (usually denoted as "x") raised to the power of 2, or squared. The standard form of a quadratic equation is:
ax² + bx + c = 0
where a, b, and c are constants, with a≠0. The goal is to solve for the variable x, which may have one or two possible solutions depending on the coefficients of the equation.
Now,
To solve the equation (c + 5)² = 36:
Taking the square root of both sides of the equation
√(c + 5)² = ±√36
Simplify the left-hand side using the rule that √a² = |a|:
|c + 5| = ±6
Solve for c in each case by subtracting 5 from both sides of the equation:
c + 5 = 6 or c + 5 = -6
Solve for c in each equation:
c = 1 or c = -11
Therefore, the solutions to the equation (c + 5)² = 36 are c = 1 and c = -11.
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which situation best describes when to declare results statistically significant? which situation best describes when to declare results statistically significant? the p-value is less than the significance level and we reject the null hypothesis.
The situation that best describes when to declare results statistically significant is when the p-value is less than the significance level (typically denoted as α) and we reject the null hypothesis.
In hypothesis testing, the p-value is the probability of obtaining a test statistic as extreme as, or more extreme than, the observed value, assuming that the null hypothesis is true. It measures the strength of evidence against the null hypothesis.
The significance level (α) is a predetermined threshold that is used to determine if the observed result is statistically significant. It represents the maximum probability of making a Type I error, which is rejecting the null hypothesis when it is actually true.
If the p-value is smaller than the significance level (p < α), it indicates that the observed result is unlikely to have occurred by chance alone, and we reject the null hypothesis. This leads to the conclusion that the results are statistically significant, suggesting that there is evidence to support the alternative hypothesis.
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an hyperboloid is a 3d shape whose cross sections are hyperbolas. a nuclear cooling tower is in the shape of a portion of a hyperboloid. a cross section of the cooling tower can be modeled by the hyperbola shown below, centered at the origin and opening left/right. if the smallest diameter of the cooling tower is 180 m and the diameter is 195 m at its highest point, 80 m above, write the equation of the hyperbola.
The equation of the hyperbola for the cross section of the cooling tower is x²/8100 - y²/9506.25 = 1.
We must take into account its characteristics in order to formulate the hyperbola's equation for the cooling tower's cross section.
Since the origin serves as the hyperbola's centre, its coordinates are (0, 0).
The left/right opening of the hyperbola indicates that the primary axis is horizontal.
The cooling tower's smallest diameter is 180 metres, which is the same length as the minor axis.
The primary axis' 195 m length and the diameter at its highest point are matched.
The hyperbola's highest point is 80 metres above the centre.
These characteristics allow us to write the hyperbola's equation in standard form:
(x - h)²/a² - (y - k)²/b² = 1
Where (h, k) represents the center of the hyperbola.
Substituting the given values:
Center: (h, k) = (0, 0)
Minor axis: 2a = 180 m, so a = 90 m
Major axis: 2b = 195 m, so b = 97.5 m
Vertical shift: c = 80 m
Now we can write the equation of the hyperbola:
x²/90² - y²/97.5² = 1
Simplifying, we have:
x²/8100 - y²/9506.25 = 1
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The stock of Company A lost $5. 31 throughout the day and ended at a value of $112. 69. By what percentage did the stock decline?
If the stock of Company A lost $5. 31 throughout the day and ended at a value of $112. 69. The stock of Company A declined by 4.5% throughout the day.
The percentage decline in stock price is calculated by dividing the loss in value by the original value of the stock. To find out the percentage loss of stock A, we can use the formula:
(Loss in value / Original value) x 100%
Let us substitute the values we know:
Loss in value = $5.31
Original value = $118.00
Percent change = (5.31 / 118.00) x 100%
Percent change = 0.045 or 4.5%
Therefore, the stock of Company A declined by 4.5% throughout the day.
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A trapezoid has base lengths of 12 centimeters and 13 centimeters. The other sides have lengths of 5 centimeters and 10 centimeters. A rectangle with side lengths of 2 centimeters and 5 centimeters is connected to the side with length 10 centimeters. What is the area of the composite figure? 70 cm2 100 cm2 105 cm2 130 cm2
Answer:
D. 100 cm^2
Step-by-step explanation:
i did this before so ik im right
Answer: B 100
Step-by-step explanation:
I just took it
Solve the inequalities -150x ≥ − 2,400 and -336 ≥ − 21y.
x<
y >
Answer:
x ≤ 16y ≥ 16Step-by-step explanation:
-150x ≥ − 2,400
\(\Longrightarrow -\frac{1}{150} \times \left( -150\right) x \leq -\frac{1}{150} \times \left( -2400\right)\)
\(\Longrightarrow x\ \leq \frac{-2400}{-150}\)
\(\Longrightarrow x\ \leq 16\)
===============
-336 ≥ − 21y
\(\Longrightarrow -\frac{1}{21} \times \left( -336\right) \leq -\frac{1}{21} \times \left( -21\right)y\)
\(\Longrightarrow 16\geq y\)
\(\Longrightarrow y\geq 16\)
find the perimeter of ABC with vertices A(-4,4), B(2,-2), and C(-4,-2). Round your answer to the nearest hundredth.
The perimeter of ABC with vertices A(-4,4), B(2,-2), and C(-4,-2) is 20.848 units.
We are given the vertices:
A(-4,4), B(2,-2), and C(-4,-2).
We need to find the perimeter of ABC.
AB = √ ( 2 + 4)² + (-2 - 4)²
AB = √ 6² + 6²
AB = √72
AB = 6 √2 units
BC = √ (-4 - 2)² + ( -2 + 2)²
BC = √ 6²
BC = 6 units
AC = √ ( -4 + 4)² + (-2 - 4)²
AC = √ 6²
AC = 6 units.
Perimeter = AB + BC + AC
Perimeter = 6 √2 + 6 + 6 units
Perimeter = 12 + 6 √2 units.
Perimeter = 12 + 6(1.414) units
Perimeter = 12 + 8.848 units
Perimeter = 20.848 units
Therefore, the perimeter of ABC with vertices A(-4,4), B(2,-2), and C(-4,-2) is 20.848 units.
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Find the present value of a 5-year zero-coupon bond with a $2,000 par value. Assume the annual market interest rate is 10%.
Please show your work (preferably in Excel)!
To calculate the present value of a zero-coupon bond, we can use the formula: Present Value = Future Value / (1 + Interest Rate)^n
where Future Value is the par value of the bond, Interest Rate is the annual market interest rate, and n is the number of years. In this case, the Future Value is $2,000, the Interest Rate is 10% (or 0.10), and the number of years is 5. Using Excel, we can calculate the present value as follows:
1. In cell A1, enter the Future Value: 2000
2. In cell A2, enter the Interest Rate: 0.10
3. In cell A3, enter the number of years: 5
4. In cell A4, enter the formula for calculating the present value: =A1 / (1 + A2)^A3
5. Press Enter to get the result.
The present value of the 5-year zero-coupon bond with a $2,000 par value and an annual market interest rate of 10% is $1,620.97.
The formula for present value calculates the current worth of a future amount by discounting it back to the present using the interest rate. In this case, the future value is $2,000, and we divide it by (1 + 0.10)^5 to account for the effect of compounding over 5 years. The result is the present value of $1,620.97, which represents the amount that is considered equivalent to receiving $2,000 in 5 years at a 10% interest rate.
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60PTSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSS HELP IMA FAIL
1.Which recursive formula fits the following pattern?
50, 25, 12.5, 6.25, 3.125...
A(n+1) = A(n) ÷ 2, A(1) = 50
A(n+1) = A(n) − 2, A(1) = 50
A(n+1) = A(n) ÷ 50, A(1) = 50
A(n+1) = A(n) − 50,A(1) = 50
2.
What does a7 mean?
3.
Write a Recursive and Explicit Sequence for the following pattern.
1, 5, 9, 13, 17...
4.What are the first 5 terms in the following recursive sequence?
A(n+1) = A(n) × 3 A(1) = 2
5.
Which Explicit formula would fit this pattern?
3,7,11,15,19...
*Remember, you can check by plugging in the term numbers to see if you get the correct output*
1. Answer:
i dont know
Step-by-step explanation:
they didnt teach me this
2. Answer:
a7 means what ever a is you have to multiply it by 7
Step-by-step explanation:
When ever you see a letter infornt or followed by a number you always multiply it by the number.
3. Answer:
1, 5, 9, 13, 17, 21, 25, 29, 33, ect.
Step-by-step explanation:
Just keep adding four
5. Answer:
3, 7, 11, 15, 19, 23, 27, 31, ect.
Step-by-step explanation:
Just keep adding four
Answer:
1) A(n+1) = A(n) ÷ 2, A(1) = 50
2) 7 multiplied by a.
3) 1, 5, 9, 13, 17, 21, 25, 29, 33, 37, 41, .... (add 4 each time)
4) A(n+1)=A(n) x 3A(1)=2
2, 5, 8, 11, 14
5) 3, 7, 11, 15, 19,... A(n+1)=A(n)+4, A(1)=3
Step-by-step explanation:
what is the probability of winning a giveaway with 73 entries and 2 winners
(1 entry = 1 person)
The probability of winning a giveaway with 73 entries and 2 winners is the fraction 2/73.
What is probabilityThe probability of an event occurring is the fraction of the number of required outcome divided by the total number of possible outcomes.
The total possible outcome = 73
the event of winning = 2
probability of winning the giveaway = 2/73
This means that each winner has a 2/73 chance of winning the giveaway.
Therefore, the probability of winning a giveaway with 73 entries and 2 winners is the fraction 2/73.
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what is one-third of 135
Answer:
45
Step-by-step explanation:
135 ÷ 3 = 45
1/3 = 45
2/3 = 90
3/3 = 135
Hopefully this helps :3 sorry if wrong :( plz mark brainiest if correct :D Your bootiful/handsome! Have a great day luv <3
-Bee~
After multiplying (1/3) with the given number 135:
One-third of 135 is 45
A fraction is a part of the whole number and a way to split up a number into equal parts. Or, A number which is expressed as a quotient is called a fraction.
It can be written in the form of p:q, which is equivalent to p / q.
The given number is: 135
One of third can be represented as 1/3
Now to find one-third of 135 multiply it with 1/3
Therefore,
135 x (1/3)
= 135/3
= 45
Hence,
One-third of the number 135 is 45.
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for a time series for simple exponential smoothing, a larger alpha is smoother than a shorter period. group of answer choices true false
The important to select the appropriate value of alpha based on the characteristics of the data and the goals of the forecasting model.
The statement "for a time series for simple exponential smoothing, a larger alpha is smoother than a shorter period" is true.
In simple exponential smoothing, the forecast for the next period is based on the previous forecast and the difference between the actual value and the previous forecast. The smoothing parameter alpha controls the weight given to the most recent observation compared to the previous forecasts.
A larger alpha places more weight on the most recent observation, resulting in a forecast that is more responsive to recent changes in the data. As a result, the forecast will exhibit less volatility or variability, making it smoother. This means that a larger alpha will lead to a more stable forecast with less fluctuation around the trend.
On the other hand, a smaller alpha places less weight on the most recent observation, resulting in a forecast that is less responsive to recent changes in the data.
As a result, the forecast will be more volatile or variable, making it less smooth. This means that a smaller alpha will lead to a forecast that is more susceptible to fluctuations around the trend.
In summary, the choice of alpha is a trade-off between stability and responsiveness to changes in the data. A larger alpha will lead to a smoother forecast, while a smaller alpha will lead to a more volatile forecast.
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(For 160,000 it takes 18ms to sort each half. Then merging together the two sorted halves with 80,000 numbers in each of them takes 40-218 = 4 ms. For 320,000 elements, it will take 240 to sort each half and 24 to merge the sorted halves with 160,000 numbers in each, for the total of 240+8 = 88 ms.)
For a larger input size of 320,000 elements, it will take 240 ms to sort each half and 24 ms to merge the sorted halves, resulting in a total time of 264 ms.
The given information describes the time required for sorting and merging operations on two different input sizes. For 80,000 elements, it takes 18 ms to sort each half, resulting in a total of 36 ms for sorting. Merging the two sorted halves with 80,000 numbers in each takes 40 - 18 = 22 ms.
When the input size is doubled to 320,000 elements, the sorting time for each half increases to 240 ms, as it scales linearly with the input size. The merging time, however, remains constant at 4 ms since the size of the sorted halves being merged is the same.
Thus, the total time for sorting and merging 320,000 elements is the sum of the sorting time (240 ms) and the merging time (4 ms), resulting in a total of 264 ms.
Therefore, based on the given information, the total time required for sorting and merging 320,000 elements is 264 ms.
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PLEASE HELPPP PLEASEEEEE!
(will give brainliest)
At a bus station, buses begin their routes at 4:00 p.m. The schedule for
two of the buses is based on the intervals listed below. Bus A has a long
route and leaves the station every 90 minutes. Bus B has a short route and
leaves the station every 30 minutes. What is the next time Bus A and Bus B
will leave the bus station at the same time? *
5:00PM
5:30PM
6:00PM
6:30PM
Answer:
5:30PM
Step-by-step explanation:
Bus A will leave at 4:00 and 90 minutes later is 5:30
Bus B will leave at 4:00, 4:30, 5:00, and 5:30