# 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.

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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