07/02/20

You want to put a fence around your large yard.
You want to put a fence around your large yard. There are two companies that you have found to do the work. They have each given you a quote for how much the work will cost. Of course, you want to... more
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07/02/20

What word goes in the blank?
If _____ planes intersect, then they intersect in exactly ___ line.If _____ lines intersect , then they intersect in exactly ____ point.Through any _______ noncollinear points, there is exactly... more
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07/02/20

Mean Confidence Level- Keep Getting Incorrect Answers
Assume that a sample is used to estimate a population mean μ. Find the 95% confidence interval for a sample of size 36 with a mean of 19.3 and a standard deviation of 10.7. Enter your answer... more
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07/02/20

The population is predicted to be 60,000 in 1997. This represents a 20% increase over the 1970 population. What was the population in 1970?
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07/02/20

Arc Length in Degrees
Alison is jogging on a circular track that has a radius of 140 feet. She runs along the track from point R to point N, a distance of 230 feet. Find to the nearest degree, the measure of minor arc RN.
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07/02/20

Find the indicated probability: P(Z>2.24) (a) .9875 (b) .0119 (c).0125 (d) .1075
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07/02/20

Find the indicated positive z-score: P(-z<Z<z)=.9 (a) .8159 (b) 1.28 (c) 2.575 (d) 1.645
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07/02/20

Find the indicated z-score: P(Z>z)=.62 (a) .31 (b) .30 (c) -.30 (d) -.31
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07/02/20

Stats homework please help
A credit card company claims that the mean credit card debt for individuals is greater than $5,000. You find that a random sample of 37 cardholders has a mean credit card debt of $5,122 and a... more
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07/02/20

Stats homework please help

Decide whether or not the following sampling distribution is approximately normal. Explain.A survey of U.S. adults found that 81% are happy with their current employer. You randomly select 20... more
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07/02/20

Stats homework please help
Decide if the Central Limit Theorem applies in the following situation. Explain.The mean height of men in the U.S. is 69.6 inches with a standard deviation of 3 inches. A random sample of 35 men... more
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07/02/20

Stats homework please help

Find the indicated probability: 𝑃(0.38 < 𝑍 < 2.6)
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07/02/20

Stats homework please help

An admissions director wants to estimate the mean age of all students enrolled at college. The estimate must be within 1 year of the population mean. Assume the population is normally distributed.... more
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07/02/20

How do I answer these questions?
Find x in l1 and l2 one angle with degree of (2x-30) and other with degree of 52.find x in l1 and l2 one angle is 110 degrees and other angle is (4x-10) degrees
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07/02/20

Example of events satisfying some conditions
Provide an example of three events A,B,C such that P(A∩B∩C) = P(A)P(B)P(C),P(A∩B) = P(A)P(B),P(A∩C) = P(A)P(C) and P(B∩C) ≠ P(B)P(C).
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07/02/20

Mr. Smith is 3 times as old as his daughter and she is 2 years younger than her brother. The three Smith's ages add up to 67. How old is each?
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07/01/20

Word problem trigonometry

Find the measure of each angle in triangle.. A (2x-50) to the zero, B (x-10) to the zero and C x to the zero
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07/01/20

Please list two measures of central tendencies and explain which one would be more valid of measure of center when the distribution of scores on the variable in the data are skewed due to the outlier.
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07/01/20

What percent of people have greater than 20 visits per year?
You are working at the Behavioral Health Center in Kingsville, documenting the number of visits per year for each client. The mean is 16.5 visits per year and the standard deviation is 4.2.
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07/01/20

Translate <−4,1>
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07/01/20

Need Help Please Geometry Areas Volumes and Similarity
According to one description, King Kong was 19 feet 8 inches tall and weighed 38 tons. Typical male gorillas are about 5 feet 6 inches tall and weigh between 300 and 500 pounds. Assuming that King... more
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07/01/20

some thing about tom sewar's friendship
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07/01/20

If a rectangle is not a square, what is the greatest number of lines of symmetry that can be drawn?
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07/01/20

What is the image of (-8,10) when reflected in the y-axis?
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07/01/20

Find Sample Size for a Given Margin of Error- Please Help
A researcher studying the lifespan of a certain species of bacteria. A preliminary sample of 30 bacteria reveals a sample mean of ¯x=70 hours with a standard deviation of s=5 hours. He would like... more
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