Answer:
14 and 49 10 are anchor points trend line to this question
What is the difference between stratified and cluster sampling?
A sheep producers from 2 to 5 gallons of milk per day. How many gallons of milk is this each year?
Write a polynomial function of least degree that has the given zeros.1, -3, 4
GIVEN
The zeros of the polynomial are given to be 1, -3, and 4.
SOLUTION
Let the equation be in terms of x.
The roots of the equation are given to be:
\(x=1,x=-3,x=4\)Recall that if a polynomial has a root x = a, a factor of the polynomial will be (x - a).
Therefore, the factors of the given polynomial will be:
\((x-1),(x+3),\text{ }and\text{ }(x-4)\)The function can be gotten by multiplying the factors:
\(f(x)=(x-1)(x+3)(x-4)\)Expand the polynomial. Hence, the function is given to be:
\(f(x)=x^3-2x^2-11x+12\)I need help please help me !!!!
Answer:
C
Step-by-step explanation:
hope this helps :)))))
28. Given M₁ = 35, M₂ = 45, and SM1-M2= 6.00, what is the value of t? -2.92 -1.67 O-3.81 2.75
The t-distribution value is -1.67 for the given mean samples of 35 and 45. Thus, option B is correct.
M₁ = 35
M₂ = 45
SM1-M2 = 6.00
The t-value or t-distribution formula is calculated from the sample mean which consists of real numbers. To calculate the t-value, the formula we need to use here is:
t = (M₁ - M₂) / SM1-M2
Substituting the given values into the formula:
t = (35 - 45) / 6.00
t = -10 / 6.00
t = -1.67
Therefore, we can conclude that the value of t is -1.67 for the samples given.
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The t-distribution value is -1.67 for the given mean samples of 35 and 45. Thus, option B is correct.
Given, M₁ = 35
M₂ = 45
SM1-M2 = 6.00
The t-value or t-distribution formula is calculated from the sample mean which consists of real numbers.
To calculate the t-value,
the formula we need to use here is:
t = (M₁ - M₂) / SM1-M2
Substituting the given values into the formula:
t = (35 - 45) / 6.00
t = -10 / 6.00
t = -1.67
Therefore, we can conclude that the value of t is -1.67 for the samples given.
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Find 25% of 108 grams.
Answer:
27 Grams
Step-by-step explanation:
Which systems of equations intersect at point A in this graph?
Answer:
The point of intersection of the system of equations is:
(x, y) = (-2, 1)
The correct system of equations intersect at point A in this graph will be:
\(\begin{bmatrix}y=4x+9\\ y=-3x-5\end{bmatrix}\)
Thus, the second option is correct.
Step-by-step explanation:
Given the point
A (-2, 1)Let us check the system of equations to determine whether it intersect at point A in this graph.
Given the system of equations
\(\begin{bmatrix}y=4x+9\\ y=-3x-5\end{bmatrix}\)
Arrange equation variable for elimination
\(\begin{bmatrix}y-4x=9\\ y+3x=-5\end{bmatrix}\)
so
\(y+3x=-5\)
\(-\)
\(\underline{y-4x=9}\)
\(7x=-14\)
so the system of equations becomes
\(\begin{bmatrix}y-4x=9\\ 7x=-14\end{bmatrix}\)
Solve 7x = -14 for x
\(7x=-14\)
Divide both sides by 7
\(\frac{7x}{7}=\frac{-14}{7}\)
Simplify
\(x = -2\)
For y - 4x = 9 plug in x = 2
\(y-4\left(-2\right)=9\)
\(y+4\cdot \:2=9\)
\(y+8=9\)
Subtract 8 from both sides
\(y+8-8=9-8\)
Simplify
y = 1
Thus, the solution to the system of equations is:
(x, y) = (-2, 1)
From the attached graph, it is also clear that the system of equations intersects at point x = -2, and y = 1.
In other words, the point of intersection of the system of equations is:
(x, y) = (-2, 1)
Therefore, the correct system of equations intersect at point A in this graph will be:
\(\begin{bmatrix}y=4x+9\\ y=-3x-5\end{bmatrix}\)
Thus, the second option is correct.
what is the answer to X/4 = 7/8
Answer:
\(x=\frac{7}{2}\)
Step-by-step explanation:
To solve a proportional equation, cross-multiply the numerators and denominators:
\(\frac{x}{4}=\frac{7}{8}\\8x=28\\x=\frac{28}{8}\\x=\frac{7}{2}\)
What is the slope of the line passing through the points
A(-4,-3) and B (-5, -6)?
-11/3
1/3
1
════════ ∘◦❁◦∘ ════════
Answer = 1════════════════════
Knownx1 = (-4)
y1 = (-3)
x2 = (-5)
y2 = (-6)
════════════════════
Questionslope = gradient (m)
════════════════════
Way to do\(m = \frac{y2 - y1}{x2 - x1} = \frac{( - 6) - ( - 4)}{( - 5) - ( - 3)} = \frac{( - 2)}{( - 2)} = 1 \)
════════════════════
Garrett's gym class is running a relay race. Each team of 4 students runs a total of 1.6 kilometers. If every student runs the same distance, how many meters does Garrett run?
Answer:
0.4 km
Step-by-step explanation:
1.6/4 = 0.4
Answer: .4 kilo.
Explanation: A team of four runs a total of 1.6 kilo, Garrett included in that. Divide 1.6 by 4 to get .4. 0.4 kilometers.
HELP ME EXPLAIN PLEASE HURRY!!!!
Answer:
40
Step-by-step explanation:
The formula is: a² + b² = c²
Looking at the picture, 41 is the hypotenuse of the triangle. We can now solve.
9² + b² = 41²
Which the answer is 40.
Simplify the expression.
t+2+6t
Answer:
2t + 8
Step-by-step explanation:
add the like terms.
Climate is what you expect; weather is what you get," has been attributed to Mark Twain, Robert Heinlein, and several others (Lovejoy, 2013). Here is your chance to analyze the weather patterns in your area with the numerical measurements explored in this unit.
Main Post: Export your daily weather summary from the last month for your city or ZIP code, or a nearby city, using NOAA's Climate Data Online Search.
Open the data in Excel and select one of the quantitative weather variables to analyze. (Avoid using precipitation data.)
For the variable selected, run the Descriptive Statistics->Summary statistics, available in the Excel Data Analysis Tools, or use the individual Excel functions to calculate the measures listed below. Review the directions for opening the data analysis toolpak.
Share the summary table or the following descriptive measures:
Mean
Median
Mode
Maximum
Minimum
Sample standard deviation
Calculate and share the 1st and 3rd quartiles for the variable using the "quartile.inc" function in Excel.
Clearly state the 5-number summary for the variable (Minimum, Quartile 1, Median, Quartile 3, Maximum) in your post.
The given prompt instructs you to export daily weather data for your city or a nearby city from NOAA's Climate Data Online Search. Once you have the data in Excel, select a quantitative weather variable (excluding precipitation) to analyze.
To analyze the selected variable, you can use the Descriptive Statistics -> Summary statistics function in Excel's Data Analysis Tools. Alternatively, you can use individual Excel functions to calculate the measures requested.
The measures you need to calculate and share are as follows:
1. Mean: This is the average value of the variable.
2. Median: This is the middle value when the data is arranged in ascending order.
3. Mode: This is the value that appears most frequently in the data.
4. Maximum: This is the highest value in the data.
5. Minimum: This is the lowest value in the data.
6. Sample standard deviation: This measures the spread or dispersion of the data.
7. 1st and 3rd quartiles: These are measures of the data's distribution, indicating the values below which 25% and 75% of the data lie, respectively.
8. 5-number summary: This includes the minimum, 1st quartile, median, 3rd quartile, and maximum values.
Ensure you clearly state these measures in your post along with the corresponding values for the selected weather variable.
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The expression −310+13m represents a submarine that began at a depth of 310 feet below sea level and ascended at a rate of 13 feet per minute. What was the depth of the submarine after 8 minutes?
Answer:
206
Step-by-step explanation:
The formula for this problem would be -310 + 13(8) which = 206
6. Subtract (-2)-3-6. Hint: Using the order of operations, first subtract the first two numbers, then subtract 6 from the result.
O-7
07
O 11
O-11
The value of the expression according to the order of operations is -11. Thus option D is correct.
According to the statement
We have to find that the value of the given expression.
So, For this purpose, we know that the
The order of operations is a rule that tells the correct sequence of steps for evaluating a math expression.
From the given information:
The expression are :
(-2)-3-6
Now solve it with the order then
(-2)-3-6 = (-2)-3-6
(-2)-3-6 = -2-3-6
Now add the first two terms
then
(-2)-3-6 = -5-6
Now, Add next two terms
Then
(-2)-3-6 = -11.
The value becomes -11.
So, The value of the expression according to the order of operations is -11. Thus option D is correct.
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Need help with this………
Answer:
(-4,2)
Step-by-step explanation:
It's the coordinates that the two lines cross at.
Please help it's due today. Also please don't help if you don't know.
w = 24
work=
1000⁸=10w
write the expression in exponential form with the base of 10
10²⁴=10w
since the bases are the same, set the exponents equal
w=24
what is the slope of 4,1 and -2,-2
Answer:
The slope is 1/2.
Step-by-step explanation:
slope = y2-y1/x2-x1
= -2 - 1/-2-4
= -3/-6
= 1/2
Help pls guys !!
GHIJ ~ RQPS. What is m
The value of angle Q using the concept of similar quadrilaterals is: ∠Q = 91°
How to find the angle of similar quadrilaterals?Two quadrilaterals are said to be similar quadrilaterals provided that three corresponding angles are equal (the sum of the interior angles is 360 degrees, so the fourth angle is automatically equal) and if the proportions of the two adjacent sides are equal is.
Now, we ware told that the wo given quadrilaterals GHIJ and RQPS are similar.
This tells us that corresponding angles and sides are equal to each other and therefore, we can say that:
∠G = ∠R
∠H = ∠Q
∠I = ∠P
∠J = ∠S
Thus:
∠Q = 91°
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The owner of a sandwich shop researches the cost of buying different numbers of pounds of sandwich meat. The owner
creates a scatter plot of the data.
The owner then draws two different functions to model the data and plots the residuals for each function, as shown below.
Residuals
Function 1
Select each statement that is true regarding these two functions.
Function 2 has smaller residuals than Function 1.
Function 1 is a better fit for the data than Function 2.
Function 2 is a better fit for the data than Function 1.
Both Function 1 and Function 2 show an outlier at z = 7.
Function 1 has smaller residuals than Function 2.
Residuals
Function 2
-10-
Based on these observations, we can select the following statements that are true: Function 2 has smaller residuals than Function 1, Function 2 is a better fit for the data than Function 1.
How to determine the true statementsFrom the given scatter plot and residual plots, we can make the following observations:
- Both functions appear to have a general linear trend that fits the data reasonably well.
- Function 2 appears to have smaller residuals than Function 1 for most of the data points.
- Function 2 appears to best fit the data than Function 1, as it follows the general trend of the data more closely.
- There does not appear to be an outlier at z = 7 for either function.
Based on these observations, we can select the following statements that are true:
- Function 2 has smaller residuals than Function 1.
- Function 2 is a better fit to the data than Function 1.
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how many phone numbers can be made if all the digits (that is, 10 digits) need to be lled in and any single digit number (0-9) can be used for any digit?
There are 10,000,000,000 unique phone numbers that can be made with 10 digits using any single digit number (0-9) for each digit using combinations.
To determine how many phone numbers can be made with 10 digits, where any single digit number (0-9) can be used for any digit, follow these steps:
1. Understand that there are 10 possible digits (0-9) for each digit in the phone number.
2. Since there are 10 digits in the phone number, you need to calculate the total number of combinations by multiplying the number of possibilities for each digit.
To calculate this, simply raise the number of possible digits (10) to the power of the number of digits in the phone number (10):
10^10 = 10,000,000,000
So, there are 10,000,000,000 unique phone numbers that can be made with 10 digits using any single digit number (0-9) for each digit.
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The Central Limit Theorem is important in Statistics because it allows us to use the normal distribution to make inferences concerning the population mean: O provided that the population from which the sample was drawn is normal and the sample size is reasonably large. O provided that the population size is reasonably large (whether the population distribution is known or not). O provided that the sample size is reasonably large (for any population). o provided that the population from which the sample was drawn is normal.
The correct statement is: provided that the sample size is reasonably large (for any population).
Why the statement provided that the sample size is reasonably large is correct?The Central Limit Theorem states that, under certain conditions, the sampling distribution of the sample mean will be approximately normal, regardless of the shape of the population distribution.
These conditions include a random sample from the population and a sufficiently large sample size (typically, n > 30 is considered large enough).
Therefore, the Central Limit Theorem is important because it allows us to make inferences about the population mean using the normal distribution, even if we do not know the population distribution.
This is useful in many applications of statistics, including hypothesis testing, confidence intervals, and estimating population parameters
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A one-pound five-ounce can of hairspray costs $9.95.
Which is the cost per ounce to the nearest cent?
(a) $6.63
(b) $2.11
(c) $0.66
(d) $0.47
(e) $0.07
Answer:
D. $0.47
Step-by-step explanation:
1 pound = 16 ounce
16 + 5 = 21
9.95/21 = 0.47
A small ice cream cone costs $2.00, a medium costs $2.75, and a large costs $3.25. Special toppings cost
extra. Melanie's medium cone with 2 toppings cost $3.35. What is the unit rate of cost per number of toppings
for a medium cone?
Answer:
0.30 per topping
Explanation:
3.35 - 2.75= 0.60
0.60 / 2 = 0.30
write a recursive algorithm to multiply two positive integers, m and n, using repeated addition. specify the base case and the recursive case.
The recursive algorithm to multiply two positive integers m and n using repeated addition is :
Algorithm Multiply(m, n):
1. Base case: if m or n is 0, return 0.
2. Recursive case: if m is odd, return n + Multiply(m-1, n).
if m is even, return Multiply(m/2, n) + Multiply(m/2, n).
The base case is when either m or n is 0, in which case the product is 0.
In the recursive case, we use repeated addition to compute the product of m and n. If m is odd, we add n to the product of (m-1) and n.
This can be seen as adding n to itself (m-1) times. If m is even, we split it into two equal halves and recursively compute the product of each half, and then add the two products together.
This is essentially a divide-and-conquer approach.
For example, to compute the product of 5 and 7 using this algorithm:
Multiply(5, 7) -> 7 + Multiply(4, 7) -> 7 + (Multiply(2, 7) + Multiply(2, 7)) -> 7 + ((Multiply(1, 7) + Multiply(1, 7)) + (Multiply(1, 7) + Multiply(1, 7))) -> 7 + ((7 + 7) + (7 + 7)) -> 35
So the product of 5 and 7 is 35.
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Wich graph matches the equition y=-6x+3
Answer:
Option 1
Step-by-step explanation:
(I have limited time so am putting the explanation in numbers)
y = -6x(Slope) + 3(y-int.)
Find x
3 + -6x = y
-3 -3
-----------------
-6x=y-3
-6x/6 = y - 3/6
x = y - 3/ 6
The closest graph to this would be the first one.
Hope this helps :)
Answer:
Option 1
Step-by-step explanation:
-6 is the slope, another way this slope can be written is rise over run, or \(\frac{-6}{1}\).
Because the y value is decreasing the slope is negative. Also, 3 is the
y-intercept, meaning it crosses the y axis on the graph. Put this together and it shows option 1 is correct
recently, it has been discovered that some people have an extra type of cone other than the three that most people with normal color vision have. what might be different for a person with a fourth type of cone?
A person having Tetrachronacy or the Fourth type of cone will be able to see more colors outside the conventional visible spectrum.
Recently, it has been found that some individuals possess a fourth form of the cone in addition to the three that the majority of people with normal color vision do.
When a person has tetrachromacy, their retina has four cone types instead of the typical three that most people do. It is caused by a hereditary mutation and only affects women.
In the retina, cones are a particular kind of photoreceptor cell. They enable us to see in color. We can see fine details because of the macula, the area of our retina where cones are concentrated. The retina has about 6 million cones and 120 million rods. A photopigment in the fourth type of cone found in tetrachromats enables them to perceive more colors outside of the conventional visible spectrum. ROY G. BIV is a better-known name for the spectrum (Red, Orange, Yellow, Green, Blue, Indigo, and Violet).
Cone cells come in three different subtypes:
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Find the equation of the line that travels through
the point (-8, 14), and has a y-intercept of -6.
Answer:
-118
Step-by-step explanation:
(-8 ×14)-6
the answer is -118
Based on the information from the table, how much more will a pharmacist make than a police officer over 15 years?
Answer:
I think its 42
Step-by-step explanation:
Hope u get the right answer!
Which number is farther from 0 -325 1.3