02/18/20

What is the value of the sample test statistic? (Round your answer to three decimal places.)

A machine in the student lounge dispenses coffee. The average cup of coffee is supposed to contain 7.0 ounces. A random sample of eight cups of coffee from this machine show the average content to... more
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02/17/20

Function Notation

Find the equation of the line that contains the points (- 2, - 3) and (- 3, 1) Express equation in Function Notation .
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02/12/20

Probability----
Find each specified probability. Use the Central Limit Theorem only where appropriate.Airlines predict that the mean number of no shows per 100 seats on each flight is 10.0 with a standard... more
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02/12/20

Calculating Standard Scores for Sample Means Using the Central Limit Theorem
Calculate the standard score ( z-score) of the given sample mean using the Central Limit Theorem.Round your answer to two decimal places.μ= 36 and σ= 39; n=73; x bar = 38
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10/13/19

Margin of Error.

A pet supply company wants to find out how satisfied their customers are with their service and inventory.Assume that a survey was conducted of 500 people and 472 customers said that they were... more
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08/29/19

The difference between a number and 12 is 20
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04/24/19

The area of the rectangular slab of foam insulation is 24 square meters. Find the dimensions of the slab.

Ppicture of the slab one side of the length is (2w+2)m
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04/23/19

Can you find all points of intersections of the 2 circles defined by the equations (x - 2) 2 + (y - 2) 2 = 4 (x - 1) 2 + (y - 1) 2 = 4?
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04/09/19

Scale factor similar figures
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04/03/19

what is the solution to the equation 2x + 5 = 6x - 5

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03/21/19

At a sale this week, a sofa is being sold for $741. This is a 24% discount from the original price. What is the original price.
At a sale this week, a sofa is being sold for $741. This is a 24% discount from the original price. What is the original price.
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03/21/19

Which of the following x-y coordinates is a solution to the inequality y > 9x? (7, 67) (9, 81) (5, 42) (4, 37)
I'm confused
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03/21/19

Math : Solve for X
Solve for X. Show your work.3(x+4.5)+36
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03/21/19

statistics question

The ability of lizards to recognize their predators can often mean life or death for lizards. By flicking their tongues, lizards can help determine if a predator is close by. Seventeen juvenile... more
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03/19/19

A rectangle has a width of 5 meters and a length of 7 meters A similar rectangle has a width of 15 meters what is the length of the similar rectangle

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03/19/19

17 is the sum of a number and 6
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03/19/19

AP Statistics Class
Leon wants to estimate the proportion of the seniors at his high school who like to watch football. He interviews a simple random sample of 50 of the 200 seniors on campus. He finds that 32 like to... more
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03/19/19

The weights of college football players

The weights of college football players are normally distributed with a mean of 200 pounds and a standard deviation of 50 pounds. If a college football player is randomly selected, find the... more
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03/19/19

Intersection between a line and a sphere?
I'm trying to find the point of intersection between a sphere and a line but honestly, I don't have any idea of how to do so. Could anyone help me on this one ?
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03/18/19

Twice the difference of X and five is -34

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03/18/19

Sample Standard Deviation vs. Population Standard Deviation?
I have an HP 50g graphing calculator and I am using it to calculate the standard deviation of some data. In the statistics calculation there is a type which can have two... more
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03/18/19

Does a quadrilateral have to have 4 congruent sides
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03/18/19

Jasmine's dog weighs 15kg. the dog's collar weighs 200g. How many grams does the dog weigh when it os wearing its collar
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03/18/19

What’s the Surface area of a square pyramid with the length of 5 cm and a slant height of 8 cm
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03/17/19

read descriptiion
at a store joseph bought 4 t-shirts and 3 pairs of jeans for $181.at the same store tania bought 1 t-shirt and 2 pairs of jeans for $94. the t-shirts were all the same priceand the jeans were all... more
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