A group in favor of freezing production of nuclear weapons believes that the pro

Question

A group in favor of freezing production of nuclear weapons believes that the proportion of individuals in favor of a nuclear freeze is greater for those who have seen the movie "The Day After" (population 1) than those who have not (population 2). In an attempt to verify this belief, random samples of size 500 are obtained from the populations of interest. Among those who had seen "The Day After", 228 were in favor of a freeze. For those who had not seen the movie, 196 favored a freeze.

Test using = 0.05.

The null and alternate hypothesis used: H0: p1-p2=0 vs. Ha: p1-p2 > 0

The test statistic is: 2.045

What is the correct conclusion?

A. There is not enough information given

B. Reject the null hypothesis

C. Accept the null hypothesis

D. Fail to reject the null hypothesis

Explanation / Answer

A group in favor of freezing production of nuclear weapons believes that the pro

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