The Alternative Hypothesis When Using the Z-Test for the Difference $\pi_{1}=\pi_{2}$

question 74

Multiple Choice

The alternative hypothesis when using the Z-test for the difference between the proportions for two groups is:

• A) \( \pi_{1}=\pi_{2} \)
• B) \( \pi_{1} \neq \pi_{2} \)
• C) \( \pi_{1} \times \pi_{2}=2 \)
• D) \( \pi_{1} / \pi_{2}=2 \)

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