a. A statistics practitioner wants to test the following hypotheses: H0: p = .70 H1: p >
Question:
a. A statistics practitioner wants to test the following hypotheses:
H0: p = .70
H1: p > .70
A random sample of 100 produced p̂ = .73. Calculate the p-value of the test.
b. Repeat part (a) with p̂ = .72.
c. Repeat part (a) with p̂ = .71.
d. Describe the effect on the z-statistic and its p-value of decreasing the sample proportion.
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a 65 pvalue PZ 65 1 7422 2578 b 44 ...View the full answer
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Related Book For
Statistics For Management And Economics Abbreviated
ISBN: 9781285869643
10th Edition
Authors: Gerald Keller
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