Question: Givens: Ho: 0.80 Ha: < 0.80 = population proportion used in hypothesis = 0.05 (level of significance) n = 2,000 (sample size) p = 0.775

Givens:

Ho: 0.80

Ha: < 0.80

= population proportion used in hypothesis

= 0.05 (level of significance)

n = 2,000 (sample size)

p = 0.775 (sample proportion of interest)

Calculate:

a) Critical Value(s)

b) Test Statistic(s)

c) Should Ho be rejected?

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