Question Help v In a study of cell phone usage and brain hemispheric dominance, an Internet survey was e-mailed to 6963 subjects randomly selected from an online group involved with ears. There were 1334 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. Identify the null hypothesis and alternative hypothesis. O A. Ho: p=0.2 О В. Но: р<0.2 H4:p= 0.2 H:p#0.2 OC. Ho: p= 0.2 H1:p>0.2 OD. Ho: p= 0.2 H1:p<0.2 O E. Ho: p+0.2 OF. Ho: p>0.2 H: p= 0.2 H4: p= 0.2 The test statistic is z=. (Round to two decimal places as needed.) The P-value is. (Round to three decimal places as needed.) Because the P-value is V the significance level, V the null hypothesis. There is evidence to support the claim that the return rate is less than 20%.
Question Help v In a study of cell phone usage and brain hemispheric dominance, an Internet survey was e-mailed to 6963 subjects randomly selected from an online group involved with ears. There were 1334 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. Identify the null hypothesis and alternative hypothesis. O A. Ho: p=0.2 О В. Но: р<0.2 H4:p= 0.2 H:p#0.2 OC. Ho: p= 0.2 H1:p>0.2 OD. Ho: p= 0.2 H1:p<0.2 O E. Ho: p+0.2 OF. Ho: p>0.2 H: p= 0.2 H4: p= 0.2 The test statistic is z=. (Round to two decimal places as needed.) The P-value is. (Round to three decimal places as needed.) Because the P-value is V the significance level, V the null hypothesis. There is evidence to support the claim that the return rate is less than 20%.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Because the P-value is greater than or less than? the significance level fail to reject or reject the null hypothesis? There is sufficent or insufficent? evidence to support the claim that the return rate is less than 20%.
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