Suppose That We Take 15 Gay Couples and Observe the Difference

question 1

Multiple Choice

Suppose that we take 15 gay couples and observe the difference within couples in terms of age. Then we take 15 straight couples are record the same differences. We want to test if straight couples are more similar in age than gay couples. (There is some reason to expect that this is true.) What statistical procedure would be most appropriate?

• A) computing a correlation coefficient for each couple
• B) running an independent samples t test between gays and straights
• C) running a t test for related samples
• D) using a chi-square test

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Definitions:

Natural Selection

The evolutionary process through which factors in the environment exert pressure, favoring some individuals over others to produce the next generation.

Combat

A situation where armed conflict or fighting occurs between entities such as nations, states, or other organized groups or between individuals.

Males

Refers to the sex that produces small, mobile gametes, typically found in humans and many other species as part of two primary biological categories, male and female.

Great Council

A historic or formal assembly of leaders, elders, or representatives convened to make important decisions, often seen in governmental or tribal systems.