Conduct a test at the a = 0.10 level of significance by determining (a) the null and alternative hypotheses, (b) the test statistic, and (c) the P-value. Assume the samples were obtained independently from a large population using simple random sampling. Test whether p, >P2. The sample data are x, = 126, n, = 248, x2 = 134, and n2 = 313. (a) Choose the correct null and alternative hypotheses below. Ho: P1 = P2 versus H: P, P2 OC. Ho: P1 = 0 versus H,: P, #0 O D. Ho: P1 =P2 versus H: P, *P2 (b) Determine the test statistic. z,= (Round to two decimal places as needed.)

Conduct a test at the a = 0.10 level of significance by determining (a) the null and alternative hypotheses, (b) the test statistic, and (c) the P-value. Assume the samples were obtained independently from a large population using simple random sampling. Test whether p, >P2. The sample data are x, = 126, n, = 248, x2 = 134, and n2 = 313. (a) Choose the correct null and alternative hypotheses below. Ho: P1 = P2 versus H: P, P2 OC. Ho: P1 = 0 versus H,: P, #0 O D. Ho: P1 =P2 versus H: P, *P2 (b) Determine the test statistic. z,= (Round to two decimal places as needed.)

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MATLAB: An Introduction with Applications

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Publisher:Amos Gilat

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Concept explainers

2-Proportion Test

In a 2-proportion test, two separate proportions are measured at the same time, and their similarity is evaluated. It is also known as a 2-proportion z-test, and a comparison of two different proportions is done in this method.

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Question

Conduct a test at the a = 0.10 level of significance by determining (a) the null and alternative hypotheses, (b) the test statistic, and (c) the P-value. Assume the samples were obtained independently from a large population using simple random
sampling.
Test whether p, >P2. The sample data are x, = 126, n, = 248, x, = 134, and n, = 313.
(a) Choose the correct null and alternative hypotheses below.
O A. Ho: P1 = P2 versus H: P1 <P2
O B. Ho: P1 = P2 versus H,: P1 > P2
O C. Ho: P1 = 0 versus H,: p, #0
O D. Ho: P1 = p2 versus H,: p, #p2
(b) Determine the test statistic.
Zo =
(Round to two decimal places as needed.)

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