Do you have a great deal of confidence in the advice given to you by your medical doctor? About 35% of all adult Americans claim they do have a great deal of confidence in their M.D.s. Suppose a random sample of n = 37 adults in a health insurance program are asked about their confidence in the medical advice their doctors give (a) Is the normal approximation to the proportion p̂ = r/n valid?(Round your answers to two decimal places.) It 1 ---Select--- is is not possible to use the normal approximation to the binomial distribution because n · p = 2 , which is 3 ? > ≤ 5, and n · q = 4 ,which is 5 ? > ≤ 5. (b) Find the values of μp̂ and σp̂. (Round your answer for σp̂ to three decimal places.) μp̂ = 6 σp̂ = 7

Do you have a great deal of confidence in the advice given to you by your medical doctor? About 35% of all adult Americans claim they do have a great deal of confidence in their M.D.s. Suppose a random sample of n = 37 adults in a health insurance program are asked about their confidence in the medical advice their doctors give (a) Is the normal approximation to the proportion p̂ = r/n valid?(Round your answers to two decimal places.) It 1 ---Select--- is is not possible to use the normal approximation to the binomial distribution because n · p = 2 , which is 3 ? > ≤ 5, and n · q = 4 ,which is 5 ? > ≤ 5. (b) Find the values of μp̂ and σp̂. (Round your answer for σp̂ to three decimal places.) μp̂ = 6 σp̂ = 7

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

18th Edition

ISBN:9780079039897

Author:Carter

Publisher:Carter

Chapter10: Statistics

Section10.1: Measures Of Center

Problem 9PPS

See similar textbooks

Similar questions

Do you have a great deal of confidence in the advice given to you by your medical doctor? About 45% of all adult Americans claim they do have a great deal of confidence in their M.D.s. Suppose a random sample of n = 39 adults in a health insurance program are asked about their confidence in the medical advice their doctors give. (a) Is the normal approximation to the proportion p̂ = r/n valid?(Round your answers to two decimal places.) It ---Select--- is is not possible to use the normal approximation to the binomial distribution because n · p = , which is ? > ≤ 5, and n · q = , which is ? > ≤ 5. (b) Find the values of μp̂ and σp̂. (Round your answer for σp̂ to three decimal places.) μp̂ = σp̂ =
Do you have a great deal of confidence in the advice given to you by your medical doctor? About 45% of all adult Americans claim they do have a great deal of confidence in their M.D.s. Suppose a random sample of n = 31 adults in a health insurance program are asked about their confidence in the medical advice their doctors give. (a) Is the normal approximation to the proportion p̂ = r/n valid? (Round your answers to two decimal places.) It (is or is not) possible to use the normal approximation to the binomial distribution because n · p = (answer), which is (< or >) 5, and n · q =, which is (> or <) 5. (b) Find the values of μp̂ and σp̂. (Round your answer for σp̂ to three decimal places.) μp̂ = σp̂ =
Do you have a great deal of confidence in the advice given to you by your medical doctor? About 45% of all adult Americans claim they do have a great deal of confidence in their M.D.s. Suppose a random sample of n = 45 adults in a health insurance program are asked about their confidence in the medical advice their doctors give (a) Is the normal approximation to the proportion p̂ = r/n valid?(Round your answers to two decimal places.) It 1 ---Select (is or is not)---- possible to use the normal approximation to the binomial distribution because n · p = ? , which is ? 5, and n · q = ?, which is ? 5. (?'s are greater than, less than etc) (b) Find the values of μp̂ and σp̂. (Round your answer for σp̂ to three decimal places.) μp̂ = σp̂ =
You are conducting a study to see if the proportion of women over 40 who regularly have mammograms is significantly different from 10%. With H1 : p ≠ 10% you obtain a test statistic of z = 2.155 . Find the p-value accurate to 4 decimal places.
For a certain quantitative variable A, the 63th percentile is 36. What proportion of values of A are GREATER than 36? Enter your answer as a decimal between 0 and 1 with two decimal places: 0.xx?
Suppose the relationship between Y and X is given by: Y = 10.11 + 10.11*X + error By how much does the expected value of Y change if X increases by 2 units? (Round your answer to two decimal places: ex: 123.45)
Answer the following with solution: 1. If z is greater than -0.5, what is its area in percent? 2. Find the area under the normal curve: -2< Z < 1 (in decimal). 3. Find the area under the normal curve left of z = 1.5 (in percent)
You are conducting a study to see if the proportion of women over 40 who regularly have mammograms is significantly more than 82%. With H1 : p >> 82% you obtain a test statistic of z=1.203z=1.203. Find the p-value accurate to 4 decimal places.
Do you have a great deal of confidence in the advice given to you by your medical doctor? About 45% of all adult Americans claim they do have a great deal of confidence in their M.D.s. Suppose a random sample of n = 39 adults in a health insurance program are asked about their confidence in the medical advice their doctors give. Find the values of μp̂ and σp̂. (Round your answer for σp̂ to three decimal places.) μp̂ = σp̂ =
d) Find the p- value . (Round to three or more decimal places.) e) Can we conclude that the standard deviation of the scores that the student athletes obtained is greater than 16?
You are conducting a study to see if the proportion of women over 40 who regularly have mammograms is significantly different from 0.22. Your sample data produce the test statistic z = 3.03 . Find the pvalue accurate to 4 decimal places.
You are conducting a study to see if the proportion of women over 40 who regularly have mammograms is significantly less than 75%. With H1 : p < 75% you obtain a test statistic of z=−2.909. Find the p-value accurate to 4 decimal places.