In Testing the Hypotheses

question 15

Essay

In testing the hypotheses:
H0: p1 - p2 = 0
HA: p1 - p2 > 0,
we find the following statistics:
n1 = 200, x1 = 80.
n2 = 400, x2 = 140.
a. What is the p-value of the test?
b. What is the conclusion if tested at a 5% significance level?

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