Question: A random sample of 500 observations produced a sample proportion equal to .38. Find the critical and observed values of z for each of the

A random sample of 500 observations produced a sample proportion equal to .38. Find the critical and observed values of z for each of the following tests of hypotheses using .05.
a. H0: p = .30 versus H1: p > .30
b. H0: p = .30 versus H1: p ≠ .30

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a Step 1 H 0 p 30 H 1 p 30 Step 2 np 50030 150 5 and nq 50070 350 5 Since np 5 and nq 5 use the n... View full answer

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