Mathematics, 05.05.2020 21:30 ceceshelby646

In a study of cell phone usage and brain hemispheric dominance, an Internet survey was e-mailed to 6991 subjects randomly selected from an online group involved with ears. There were 1335 surveys returned.
Use a 0.01 significance level to test the claim that the return rate is less than 20%. Use the P-value method and use the normal distribution as an approximation to the binomial distribution.

Answers: 1

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 13:40, PearlJam5492

Aparallel system functions whenever at least one of its components works. consider a parallel system of n components, and suppose each component works independently with probability 0.5. find the conditional probability that component n works given that the system is working

Answers: 3

continue

Mathematics, 21.06.2019 18:00, leianagaming

Describe the relationship between the angles of similar triangles and the sides of similar triangles

Answers: 1

continue

Mathematics, 21.06.2019 21:00, kaylaamberd

What is the value of m in the equation 1/2 m - 3/4n=16 when n=8

Answers: 1

continue

Mathematics, 22.06.2019 00:00, GERIANNCAYER

Aclothing designer is selecting models to walk the runway for her fashion show. the clothes she designed require each model’s height to be no more than y inches from 5 feet 10 inches, or 70 inches. which graph could be used to determine the possible variance levels that would result in an acceptable height, x?

Answers: 2

continue

You know the right answer?

In a study of cell phone usage and brain hemispheric dominance, an Internet survey was e-mailed to 6...