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Do people change their political views during college? Two hundred students were asked as freshman and then again as seniors if they supported same sex

Do people change their political views during college? Two hundred students were asked as freshman and then again as seniors if they supported same sex marriage. The data is below. Suppose that a social scientist wanted to determine if there was a difference between the population proportions of students at UF who supported same sex marriage as a freshman then as a senior. Find the test statistic.

Supported as a Freshman

Against as a Freshman

Supported as a Senior

130

30

Against as a Senior

12

28

A.

-1.96 or 1.96

B.-6.48 or 6.48
C.None of the above
D.-2.78 or 2.78

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