Trials in an experiment with a polygraph include 96 results that include 22 cases of wrong results and 74 cases of correct results. Use a 0.01 significance level to test the claim that such polygraph results are correct less than 80% of the time. Identify the null hypothesis, altemative hypothesis, test statistic, P-value, conclusion about the null hypothesis, and final conclusion that addresses the original claim. Use the P-value method. Use the normal distribution a an approximation of the binomial distribution. Let p be the population proportion of correct polygraph results. Identify the null and alternative hypotheses. Choose the correct answer below. O A. Ho p=0.20 H,: p#0.20 O B. H: p=0.80 H,: p40.80 O D. Ho: p=0.20 H,: p<0.20 OC. Ho p=0.80 H,: p<0.80 OF. H p=0.20 O E. Ho p= 0.80 H,: p>0.80 H: p>0.20 The test statistic is z=. (Round to two decimal places as needed.) The P-value is (Round to four decimal places as needed.) Identify the conclusion about the null hypothesis and the final conclusion that addresses the original claim. V Họ. There V sufficient evidence to support the claim that the polygraph results are correct less than 80% of the time.
Trials in an experiment with a polygraph include 96 results that include 22 cases of wrong results and 74 cases of correct results. Use a 0.01 significance level to test the claim that such polygraph results are correct less than 80% of the time. Identify the null hypothesis, altemative hypothesis, test statistic, P-value, conclusion about the null hypothesis, and final conclusion that addresses the original claim. Use the P-value method. Use the normal distribution a an approximation of the binomial distribution. Let p be the population proportion of correct polygraph results. Identify the null and alternative hypotheses. Choose the correct answer below. O A. Ho p=0.20 H,: p#0.20 O B. H: p=0.80 H,: p40.80 O D. Ho: p=0.20 H,: p<0.20 OC. Ho p=0.80 H,: p<0.80 OF. H p=0.20 O E. Ho p= 0.80 H,: p>0.80 H: p>0.20 The test statistic is z=. (Round to two decimal places as needed.) The P-value is (Round to four decimal places as needed.) Identify the conclusion about the null hypothesis and the final conclusion that addresses the original claim. V Họ. There V sufficient evidence to support the claim that the polygraph results are correct less than 80% of the time.
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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