We Can Only Use a Chi-Square Test with Frequency Data

question 32

Multiple Choice

We can only use a chi-square test with frequency data if

• A) the observations are independent.
• B) the observations are sorted into categories.
• C) the sample size is not very small.
• D) all of these apply

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Definitions:

Sleep Disorder

A medical disorder of the sleep patterns of a person or animal; some sleep disorders are serious enough to interfere with normal physical, mental, and emotional functioning.

Insomnia

A sleep disorder characterized by difficulty falling asleep, staying asleep, or obtaining restorative sleep, leading to daytime impairments.

Sleepwalking

A sleep disorder characterized by walking or performing other complex behaviors while in a state of partial arousal from deep sleep.

Population

The total number of individuals or entities within a specified area or a particular group, often used in the context of statistical study.