A sociologist conducts interviews with 15 randomly selected married couples and

Question

A sociologist conducts interviews with 15 randomly selected married couples and is interested in determining if the husbands make more money, on average, than the wives (assume that the population here is all heterosexual married couples). He collects data on the annual income of each of the 15 husbands and each of the 15 wives. Which procedure is most appropriate to analyze the data that the sociologist collects?

One sample z test

One sample t test

Matched pairs t test

Two sample t test

Explanation / Answer

Here we are taking sample of husbands and their wives which will make the samples dependent. Hence,

We will use Matched pairs t test.

Option C is correct.

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