Independent random samples, each containing 90 observations, were selected from two populations. The samples from populations 1 and 2 produced 72 and 66 successes, respectively. Test H0:(p1−p2)=0H0:(p1−p2)=0 against Ha:(p1−p2)>0Ha:(p1−p2)>0. Use α=0.09α=0.09 (a) The test statistic is (b) The P-value is (c) The final conclusion is: A. We can reject the null hypothesis that (p1−p2)=0(p1−p2)=0 and accept that (p1−p2)>0(p1−p2)>0. B. There is not sufficient evidence to reject the null hypothesis that (p1−p2)=0(p1−p2)=0.
Independent random samples, each containing 90 observations, were selected from two populations. The samples from populations 1 and 2 produced 72 and 66 successes, respectively. Test H0:(p1−p2)=0H0:(p1−p2)=0 against Ha:(p1−p2)>0Ha:(p1−p2)>0. Use α=0.09α=0.09 (a) The test statistic is (b) The P-value is (c) The final conclusion is: A. We can reject the null hypothesis that (p1−p2)=0(p1−p2)=0 and accept that (p1−p2)>0(p1−p2)>0. B. There is not sufficient evidence to reject the null hypothesis that (p1−p2)=0(p1−p2)=0.
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
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Independent random samples, each containing 90 observations, were selected from two populations. The samples from populations 1 and 2 produced 72 and 66 successes, respectively.
Test H0:(p1−p2)=0H0:(p1−p2)=0 against Ha:(p1−p2)>0Ha:(p1−p2)>0. Use α=0.09α=0.09
(a) The test statistic is
(b) The P-value is
(c) The final conclusion is:
A. We can reject the null hypothesis that (p1−p2)=0(p1−p2)=0 and accept that (p1−p2)>0(p1−p2)>0.
B. There is not sufficient evidence to reject the null hypothesis that (p1−p2)=0(p1−p2)=0.
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