Consider the following competing hypotheses and accompanying sample data. a. Calculate the value of the test statistic.

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Consider the following competing hypotheses and accompanying sample data.

Ho: Pi- P2 = 0 HẠ: P1- P2 +0 X1 = 150 x2 = 130 ni = 250 n2 = 400

a. Calculate the value of the test statistic.

b. Calculate the p-value.

c. At the 5% significance level, what it the conclusion to the test? Can you conclude that the difference between the population proportions differs from 0.20?

d. Repeat the analysis with the critical value approach.

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Essentials Of Business Statistics Communicating With Numbers

ISBN: 9780078020544

1st Edition

Authors: Sanjiv Jaggia, Alison Kelly

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Question Posted: Jan 28, 2015 09:00 AM

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Consider the following competing hypotheses and accompanying sample data. a. Calculate the value of the test statistic.

Question:

Ho: Pi- P2 = 0 HẠ: P1- P2 +0 X1 = 150 x2 = 130 ni = 250 n2 = 400

Step by Step Answer:

a b The pvalue 2P Z 193 200268 00536 c Since the pvalue 00536005 we do not reject H 0 The differen...View the full answer

Essentials Of Business Statistics Communicating With Numbers

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