In Testing the Hypotheses:
H₀: P₁ - P₂ = 0 $\neq$

question 13

Essay

In testing the hypotheses:
H₀: p₁ - p₂ = 0.10
H₁ : p₁ - p₂ $\neq$ ? 0.10
we find the following statistics:
n₁ = 150, x₁ = 72.
n₂ = 175, x₂ = 70.
a. What is the p-value of the test?
b. Briefly explain how to use the p-value to test the hypotheses, at a 1% level of significance.

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