A test of hypothesis has the following hypotheses HO p 0 45 HA p 0 45 For a sample size of 30, and a sample proportion of 0 55, a For an 0 025, determine the critical value b Calculate the numerical value of the test statistic c State the tests conclusion d Determine the p value ...

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A test of hypothesis has the following hypotheses: HO: p 0.45 HA: p > 0.45 For

Question:

A test of hypothesis has the following hypotheses:
HO: p ≤ 0.45
HA: p > 0.45
For a sample size of 30, and a sample proportion of 0.55,
a. For an α = 0.025, determine the critical value.
b. Calculate the numerical value of the test statistic.
c. State the test’s conclusion.
d. Determine the p -value.