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Consider the following hypothesis test:Ho: P 0.8Ha: P > 0.8A sample of 400 provided a sample ...

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Consider the following hypothesis test:Ho: P 0.8Ha: P > 0.8A sample of 400 provided a sample ...

Consider the following hypothesis test:

H_o: P 0.8
H_a: P > 0.8

A sample of 400 provided a sample proportion of 0.853.

a.	Determine the standard error of the proportion.
b.	Compute the value of the test statistic.
c.	Determine the p-value; and at 95% confidence, test the above hypotheses.

Textbook

Essentials of Statistics for Business and Economics

Edition: 7^th

Authors: Anderson, Sweeney, Williams, Camm, Cochran

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