according to defination of collinear points :Three or more points are said to be collinear if they all lie on the same straight line.
therefore, A,B,C points are collinear.
What is the average rate of the f(x) for the interval [-2, 1]
The average rate of change of the function over the interval is 2.07
Finding the average rate of changeFrom the question, we have the following parameters that can be used in our computation:
The graph
The interval is given as
From x = -2 to x = 1
The function is a polynomial function
This means that it does not have a constant average rate of change
So, we have
f(-2) =-2.2
f(1) = 4
Next, we have
Rate = (4 + 2.2)/(1 + 2)
Evaluate
Rate = 2.07
Hence, the rate is 2.07
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Answer:
hello
Step-by-step explanation:
yeah
Answer:
F= 42
C= 48
A= 48
B= 132
D= 132
Step-by-step explanation:
Danny Steel, Inc. , fabricates various products from two basic inputs, bar stock and sheet stock. Bar stock is used at a steady rate of 1000 units per year and costs $200 per bar. Sheet stock is used at a rate of 500 units per year and costs $150 per sheet. The company uses a 20 percent annual holding cost rate, and the fixed cost to place an order is $50, of which $10 is the cost of placing the purchase order and $40 is the fixed cost of a truck delivery. The variable (i. E. , per unit charge) trucking cost is included in the unit price. The plant runs 365 days per year. A. Use the EOQ formula with the full fixed order cost of $50 to compute the optimal order quantities, order intervals, and annual cost for bar stock and sheet stock. What fraction of the total annual (holding plus order) cost consists of fixed trucking cost?
The fixed trucking cost accounts for approximately 2.8% of the total annual cost.
To compute the optimal order quantities, order intervals, and annual cost for bar stock and sheet stock, we can use the Economic Order Quantity (EOQ) formula:
EOQ = √(2SD/H)
where S is the annual demand, D is the fixed order cost, and H is the holding cost per unit.
For bar stock:
S = 1000 units per year
D = $50 (fixed order cost)
H = 20% of $200 = $40 (holding cost per unit)
Plugging in these values, we get:
EOQ = √(2 × 1000 × 50 / 40) = 50 units
The optimal order interval is the annual demand divided by the EOQ:
Order interval = S / EOQ = 1000 / 50 = 20 orders per year
The total annual cost of bar stock is:
Annual cost = (S × D / EOQ) + (EOQ / 2 × H) + (S × H / 2)
Annual cost = (1000 × 50 / 50) + (50 / 2 × 40) + (1000 × 40 / 2) = $2,500
For sheet stock:
S = 500 units per year
D = $50 (fixed order cost)
H = 20% of $150 = $30 (holding cost per unit)
Plugging in these values, we get:
EOQ = √(2 × 500 × 50 / 30) = 29 units (approx.)
The optimal order interval is the annual demand divided by the EOQ:
Order interval = S / EOQ = 500 / 29 = 17.24 orders per year (approx.)
The total annual cost of sheet stock is:
Annual cost = (S × D / EOQ) + (EOQ / 2 × H) + (S × H / 2)
Annual cost = (500 × 50 / 29) + (29 / 2 × 30) + (500 × 30 / 2) = $1,829.31 (approx.)
The fixed trucking cost is $40 per order, which is 80% of the total fixed cost of $50. Therefore, the fraction of the total annual cost consisting of fixed trucking cost is:
Fixed trucking cost / Total annual cost = ($40 × 20) / ($40 × 20 + $10 × 20 + $2,500 + $1,829.31) ≈ 0.028
So, the fixed trucking cost accounts for approximately 2.8% of the total annual cost.
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help me with this question pleaseee
Suppose that events E and F are independent, P(E)=0.4, and P(F)=0.8. What is the P(E and F)? The probability P(E and F) is (Type an integer or a decimal.) Suppose that E and F are two ovents and that P(E and F)=0.2 and P(E)=0.8. What is P(F∣E) ? P(F∣E)= (Type an integer or a decimal.) μ=87
,
a=7, 月 =15 Lower bound =0.65, voper bound =0.271,0=1000 The point evtimuas of the population propontion is (Found to the niarest towanets as neesel) The thapin of erece it Thesind is the neareif Fousardth as recset) The number of insividuis in tee carcle with the scected characteritic it (Ricund to the rewest hager at reesed)
In the given scenario, the events E and F are independent, with P(E) = 0.4 and P(F) = 0.8. To find the probability of E and F occurring together (P(E and F)), we can use the fact that independent events satisfy the formula P(E and F) = P(E) * P(F). Additionally, we are asked to find the conditional probability P(F|E), given that P(E and F) = 0.2 and P(E) = 0.8.
1. Probability of E and F occurring together (P(E and F)):
Since E and F are independent events, we can use the formula P(E and F) = P(E) * P(F) to calculate the probability:
P(E and F) = P(E) * P(F) = 0.4 * 0.8 = 0.32
Therefore, the probability of E and F occurring together (P(E and F)) is 0.32.
2. Conditional probability P(F|E):
The conditional probability P(F|E) represents the probability of event F occurring given that event E has already occurred. We are given that P(E and F) = 0.2 and P(E) = 0.8. Using the formula for conditional probability:
P(F|E) = P(E and F) / P(E) = 0.2 / 0.8 = 0.25
Therefore, the conditional probability P(F|E) is 0.25.
Note: The remaining part of your question seems unrelated and contains incomplete information. If you need assistance with a specific problem or clarification, please provide more details.
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I NEED HELP PLEASE !!!
Answer:
-3
Step-by-step explanation:
Solve each piece then use order of operations to solve.
\(4^{\frac{1}{2} }\) = 2
\(\sqrt[4]{16}\) = 2 so \(\frac{2}{\sqrt[4]{16} }\) = \(\frac{2}{2}\) = 1
Use the order of operations to finish solving. Multiplication and division come before addition and subtraction.
2 * 1 - 10 ÷ 2
2 - 5 = -3
-3
How many different burritos can be made ??? Plzzz help me out
In a recent survey of drinking laws A random sample of 1000 women showed that 65% were in favor of increasing the legal drinking age in a random sample of 1000 men 60% favored increasing the legal drinking age test a hypothesis that the percentage of women favoring higher legal drinking age is greater than the percentage of men use a =0.05
call woman population one and men population two
QUESTION 1
What is the possible error type in the correct statement of the possible error?
A. Type 2: The sample data indicated that the proportion of women favoring a higher drinking age is equal to the proportion of men, but actually the proportion of women is greater. B. Type 2: The sample data indicated that the proportion of women who favor a higher drinking age is less than the proportion of men, but actually the proportions are equal. C. Type 1: The sample indicated that the proportion of women who favor a higher drinking age is greater than the proportion of men, but actually the proportion of men favoring a higher drinking age is greater. D. Type 1: The sample data indicated that the proportion of women in favor of increasing the drinking age is greater than the proportion of men, but actually the proportion is less than or equal to. QUESTION 2
construct a 95% confidence interval for P1 - P2. Round to three decimal places
A. (0.008, 0.092) B. (-1.423, 1.432) C. (-2.153, 1.679) D. (0.587, 0.912)
1.The correct statement of the possible error type is:option C. Type 1: The sample indicated that the proportion of women who favor a higher drinking age is greater than the proportion of men, but actually the proportion of men favoring a higher drinking age is greater.
2.The correct answer for 95% confidence interval for P1 - P2. Round to three decimal places option A:(0.008, 0.092)
In first question, In Type 1 error, the null hypothesis is rejected when it is actually true. In this case, the null hypothesis would be that the proportion of women favoring a higher drinking age is equal to or less than the proportion of men.
In second question: To construct a 95% confidence interval for P1 - P2, where P1 is the proportion of women favoring higher drinking age nd P2 is the proportion of men favoring higher drinking age, we can use the formula:
CI = (P1 - P2) ± Z * \(\sqrt{((P1 * (1 - P1) / n1)}\) + (P2 * (1 - P2) / n2))
Where Z is the Z-score corresponding to the desired confidence level, n1 and n₂ are the sample sizes of women and men, respectively.
Given the information provided, we have P₁ = 0.65, P₂ = 0.6, n₁ = 1000, n₂= 1000, and we want a 95% confidence interval.
Using a standard normal distribution table, the Z-score for a 95% confidence level is approximately 1.96.
Plugging in the values, we get:
CI = (0.65 - 0.6) ± 1.96 * \(\sqrt{((0.65 * 0.35 / 1000) }\)+ (0.6 * 0.4 / 1000))
Calculating this expression, we find:
CI = (0.05) ± 1.96 * \(\sqrt{(0.0002275 + 0.00024)}\) (0.0002275 + 0.00024)
= 0.05) ± 1.96 * \(\sqrt{(0.0004675)}\)
Rounding to three decimal places, we get:
CI ≈ (0.008, 0.092)
Therefore, the correct answer is:
A. (0.008, 0.092)
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I need help
An amount of $16,000 is borrowed for 8 years at 7.25% interest, compounded annually. If the loan is paid in full at the end of that period, how much must be paid back?
Answer:
$28009.05
Step-by-step explanation:
Let us use the formula A = P(1 + r/n)^(nt)
Step 1: Convert 7.25 to decimal
\(7.25\% = 0.0725\) in decimal form
Step 1: Percent means 'per 100'. So, 7.25% means 7.25 per 100 or simply 7.25 over 100. \(7.25 \div 100\\\\= \frac{7.25}{100}\\\\= 0.0725\) If you divide 7.25 by 100, you'll get 0.0725 (a decimal number).Step 2: Solve with the formula
\(A = 16000(1 + 0.0725)^8\\\\A= 28009.05\)
Step 1: Add the numbers: \(1+0.0725=1.0725\)\(=16000\cdot \:1.0725^8\)\(=16000\cdot \:1.75056\)Step2: Multiply\(=28009.05068\)Which of the following is the quotient of 983,136 ÷ 231?
A. 4.256 B. 42.56 C. 425.6 D. 4,256
Answer:
4.256 (A)
Step-by-step explanation:
please answer my question as soon as possible
Step-by-step explanation:
<QPR=<PRS (BEING ALTERNATE ANGLE)
<PRS=65
THEN,
45+65+<SRT=180
<SRT=70
Simplify the fraction in it lowest terms
44/60
Answer:
11/15
Step-by-step explanation:
Answer:
Step-by-step explanation:
44/60=22/30=11/15
11/15
52÷25
What is the answer :)
Answer:
2.08 this is answer
which example describes the scientific method?
The correct steps that best describe the scientific method are:
The scientific method has five basic steps, plus one feedback step:
Make an observation.Ask a question.Form a hypothesis, or testable explanation.Make a prediction based on the hypothesis.Test the prediction.Iterate: use the results to make new hypotheses or predictions.What is the Scientific Method?The scientific method is a systematic approach to scientific inquiry that involves a series of steps used to investigate, test, and understand natural phenomena
The process of the scientific method involves making conjectures (hypotheses), deriving predictions from them as logical consequences, and then carrying out experiments or empirical observations based on those predictions.
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Find the surface area of an open-top box with length 9cm width 8cm and height 7m = cm2
The surface area of the open-top box is 23872 cm².
In the question, we are asked to find the surface area of an open-top box with a length of 9cm, a width of 8cm, and a height of 7m.
The length is given to be, l = 9 cm.
The width is given to be, w = 8 cm.
The height s given to be, h = 7 m = 700 cm.
The box is in the shape of a cuboid.
The surface area of a cuboid is calculated using the formula, A = 2(lw + wh + hl).
But, the given box has an open top. Thus, one surface involving the length and width, that is, with an area of lw is missing.
Thus, the surface area of the open-top box can be calculated as:
A = 2(lw + wh + hl) - lw,
or, A = lw + 2h(w + l).
Substituting the values now, we get:
A = 9*8 + 2*700/(9 + 8),
or, A = 72 + 1400*17,
or, A = 72 + 23800,
or, A = 23872 cm².
Thus, the surface area of the open-top box is 23872 cm².
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Alice drops a rock off a building that is 64 feet tall. If the equation for height as a function of time is: y = -16+2 + 400 where t is time in seconds and y is height in feet, how many seconds will it take for the drone to hit the ground? Now, set the equation equal to zero and solve.
By using Algebraic methods It will take 5 seconds for the rock to hit the ground when dropped from a building that is 64 feet tall, given the equation y = -16t^2 + 400.
The equation is y = -16t^2 + 400, where y represents the height of the rock in feet and t represents the time in seconds.
To find out how many seconds it will take for the rock to hit the ground, we need to set the equation equal to zero because the ground is at a height of zero.
0 = -16t^2 + 400
Now, we can solve for t using Algebraic methods.
First, we can subtract 400 from both sides of the equation:
-400 = -16t^2
Next, we can divide both sides by -16:
25 = t^2
Finally, we can take the square root of both sides:
t = ±5
Since we can't have negative time, we know that it will take 5 seconds for the rock to hit the ground.
So, to summarize, it will take 5 seconds for the rock to hit the ground when dropped from a building that is 64 feet tall, given the equation y = -16t^2 + 400.
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5,873
Х 4.
5,000x4=
800x4=
70x4=
3x4=
+
I’m lost I just want the answer pls help me I only want the answer I need this done before tomorrow and I really need help
Answer:
1)5873 x 4=23492
2)5000 x 4=20000
3)800 x 4=3200
4)70 x 4=280
5)3 x 4=12
Step-by-step explanation:
Noah is making soup for a family reunion of 30 people. Each pot he makes contains 6 liters of soup. He uses bowl that 400mL to serve the soup to his family
The true statements are (A) 30×400 ml equal the total number of milliliters for 30 bowls of soup
(B) 30 bowls of soup hold 12,000 ml, which is same as 12 Litres
(C) Noah can multiply the number of bowls of soup by 1,000 to find the number of litres
(D) If each family member has 2 bowls of soup , Noah need to make 24 litres of soup
There are 30 people and each person is served soup in a 400 ml bowl, so the total amount of soup needed is 30 × 400 ml = 12,000 ml.
Option A is true
30 bowls of soup hold 30 × 400 ml = 12,000 ml, which is the same as 12 litres (since 1 litre = 1,000 ml).
Option B is true
Since 1 litre = 1,000 ml
Noah can multiply the number of bowls of soup by 1,000 to find the number of litres.
For example, 30 bowls of soup hold 12,000 ml = 12 litres.
Option C is true
If each family member has 2 bowls of soup, then the total amount of soup needed is
30 × 2 × 400 ml
= 24,000 ml, which is 24 litres (since 1 litre = 1,000 ml).
Option D is true.
Noah needs to make 24 litres of soup, and each pot contains 6 litres of soup.
Therefore, he would need to make 24 ÷ 6 = 4 pots of soup to serve each family member 2 bowls of soup.
Option E is false.
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Noah is making soup for a family reunion of 30 people. Each pot he makes contains 6 liters of soup. He uses bowl that 400mL to serve the soup to his family
Select all the true statements
(A) 30×400 ml equal the total number of milliliters for 30 bowls of soup
(B) 30 bowls of soup hold 12,000 ml, which is same as 12 Litres
(C) Noah can multiply the number of bowls of soup by 1,000 to find the number of litres
(D) If each family member has 2 bowls of soup , Noah need to make 24 litres of soup
(E) Noah would need to make 2 pots of soup for each family member to have 2 bowls of soup
what is the value of the expression 1.6(x−y)2 when x = 10 and y = 5? what is the value of the expression 1.6(x−y)2 when x = 10 and y = 5?
The value of the expression 1.6(x-y)² is 40 when x = 10 and y = 5.
The given expression is 1.6(x-y)².
We have to evaluate this expression for x = 10 and y = 5.
To evaluate it, we substitute the given values of x and y into the expression and simplify it.
Let's substitute the values of x and y into the expression:
1.6(x-y)²= 1.6(10-5)²= 1.6(5)²= 1.6(25)= 40
Therefore, the value of the expression 1.6(x-y)² is 40 when x = 10 and y = 5.
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And,( -7,3) is the image of an after a reflection in the X-axis. what are the coordinates of N
Compare the equations represented in the table, equation, and graph over
the interval
[-5, 3]. Which function is increasing the fastest?
Answer:
Tabled Function
Step-by-step explanation:
To determine which function is increasing the fastest over the interval [-5, 3], we need to calculate and compare each function's average rate of change over the given interval.
The average rate of change of function f(x) over the interval a ≤ x ≤ b is given by:
\(\dfrac{f(b)-f(a)}{b-a}\)
Given interval: -5 ≤ x ≤ 3
Therefore, a = -5 and b = 3
Tabled function\(f(3)=7\)
\(f(-5)=-17\)
\(\implies \textsf{Average rate of change}=\dfrac{f(3)-f(-5)}{3-(-5)}=\dfrac{7-(-17)}{3+5}=3\)
Equation: y = x² - 2\(f(3)=(3)^2-2=7\)
\(f(-5)=(-5)^2-2=23\)
\(\implies \textsf{Average rate of change}=\dfrac{f(3)-f(-5)}{3-(-5)}=\dfrac{7-23}{3-(-5)}=-2\)
Graphed functionFrom inspection of the graph:
\(f(3)\approx8\)
\(f(-5) \approx 0\)
\(\implies \textsf{Average rate of change}=\dfrac{f(3)-f(-5)}{3-(-5)} \approx \dfrac{8-0}{3-(-5)}=1\)
Therefore, the Tabled Function has the greatest average rate of change in the interval [-5, 3] and so it is increasing the fastest.
i flip a coin 10 times and record the proportion of heads i obtain. i then repeat this process of flipping the coin 10 times and recording the proportion of heads obtained many, many times. when done, i make a histogram of my results. this histogram represents group of answer choices the sampling distribution of the proportion of heads in 10 flips of the coin. the true population parameter. simple random sampling. the bias, if any, that is present. a binomial distribution.
The histogram represents the sampling distribution of the proportion of heads in 10 flips of the coin, which is an example of a binomial distribution.
In this scenario, the parameter of interest is the true population proportion of heads in a coin flip. The process of flipping the coin 10 times and recording the proportion of heads is an example of a binomial distribution, where each flip is a Bernoulli trial with a probability of success (getting heads) of 0.5.
By repeating this process many times and creating a histogram of the results, we are creating a sampling distribution of the proportion of heads in 10 flips of the coin. This allows us to see the variability of the proportion of heads we could get from different samples of the same size.
If we are using simple random sampling, meaning each possible sample of 10 coin flips has an equal chance of being chosen, then there should be no bias present in our results. However, if we are using a different sampling method, such as convenience sampling, there could be a bias present in our results.
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help pls i gotta turn this in like now
Answer:A
Step-by-step explanation:
Find the number of degrees moved by the minute hand of a clock in the given amount of time. 1 1/4 hour
Answer:
450
Step-by-step explanation:
One rotation would be 360 and a quarter of 360 is 90 so 360+90=450
f(g(x))
F=3x-2
G=-x+1
Answer:
f(g(x)) = 3x + 1
Step-by-step explanation:
To find f(g(x)), substitute x = g(x) into f(x), that is
f(x + 1)
= 3(x + 1) - 2
= 3x + 3 - 2
= 3x + 1
Please help me I do not understand this
What is the product of radical 5 and 10 radical 30 in simplest radical form
The product of radical 5 and 10 radical 30 in simplest radical form is 50√6
What is Expression?An expression is combination of variables, numbers and operators.
We need to find the product of radical 5 and 10 radical 30 in simplest radical form
It can be written as √5×10√30
√a.√b=√ab
√5×10√30
10√5×30
10√150
10√25×6
10.5√6
50√6
Hence, the product of radical 5 and 10 radical 30 in simplest radical form is 50√6
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Answer:
What the other dude said:
The product of radical 5 and 10 radical 30 in simplest radical form is 50√6
Step-by-step explanation:
Beth is buying 2.6 pounds of coffee beans. If the coffee costs 6.79 per pound, how much will she pay? Round to the nearest cent..
Answer:
$17.65
Step-by-step explanation:
hope this helped!!
What is the name of the green segment in the hyperbola below
The Length of the conjugate axis is equal to 2b. The transverse axis is an essential feature of a hyperbola, as it determines the overall shape of the hyperbola.
In a hyperbola, the name of the green segment is called the transverse axis. The transverse axis is the longest distance between any two points on the hyperbola, and it passes through the center of the hyperbola. It divides the hyperbola into two separate parts called branches.
The transverse axis of a hyperbola lies along the major axis, which is perpendicular to the minor axis. Therefore, it is also sometimes called the major axis.
The other axis of a hyperbola is called the conjugate axis or minor axis. It is perpendicular to the transverse axis and passes through the center of the hyperbola. The length of the conjugate axis is usually shorter than the transverse axis.In the hyperbola above, the green segment is the transverse axis, and it is represented by the letters "2a". Therefore, the length of the transverse axis is equal to 2a.
The blue segment is the conjugate axis, and it is represented by the letters "2b".
Therefore, the length of the conjugate axis is equal to 2b.The transverse axis is an essential feature of a hyperbola, as it determines the overall shape of the hyperbola. In particular, the distance between the two branches of the hyperbola is determined by the length of the transverse axis.
If the transverse axis is longer, then the branches of the hyperbola will be further apart, and the hyperbola will look more stretched out. Conversely, if the transverse axis is shorter, then the branches of the hyperbola will be closer together, and the hyperbola will look more compressed.
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a fast food restaurant executive wishes to know how many fast food meals teenagers eat each week. they want to construct a 85% confidence interval with an error of no more than 0.06 . a consultant has informed them that a previous study found the mean to be 4.9 fast food meals per week and found the standard deviation to be 0.9 . what is the minimum sample size required to create the specified confidence interval? round your answer up to the next integer.
The minimum sample size which is need to to create the given confidence interval is equal to 467.
Sample size n
z = z-score for the desired confidence level
From attached table,
For 85% confidence level, which corresponds to a z-score of 1.44.
Maximum error or margin of error E = 0.06
Population standard deviation σ = 0.9
Minimum sample size required to construct a 85% confidence interval with an error of no more than 0.06,
Use the formula,
n = (z / E)^2 × σ^2
Plugging in the values, we get,
⇒ n = (1.44 / 0.06)^2 × 0.9^2
⇒ n = 466.56
Rounding up to the next integer, we get a minimum sample size of 467.
Therefore, the minimum sample size required to construct a 85% confidence interval with an error of no more than 0.06 is 467.
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