If a Sample with N = 30 Subjects Distributed Over

question 83

Multiple Choice

If a sample with n = 30 subjects distributed over 5 categories was selected, a chi-square test for goodness-of-fit will be used. How many degrees of freedom will be used in determining the chi-square test statistic?

• A) 3
• B) 4
• C) 5
• D) 25

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Definitions:

Endometriosis

Inflammation of endometrial tissue sloughed off into the abdominal cavity rather than out of the body during menstruation; the condition is characterized by abdominal pain and sometimes infertility.

Infertility

A condition characterized by the inability to conceive a child after trying for an extended period of time, due to factors affecting either or both partners.

Amniotic Sac

A fluid-filled sac that surrounds and protects the developing fetus in the uterus.

Twin Studies

Research involving twins that aims to reveal the influence of genetics versus environment on various traits and behaviors.