A Researcher Is Conducting a Chi-Square Test for Independence to Evaluate

question 14

Multiple Choice

A researcher is conducting a chi-square test for independence to evaluate the relationship between gender and preference for three different designs for a new automobile.Each individual in a sample of n = 30 males and n = 30 females selects a favorite design from the three choices.If the researcher obtains a chi-square statistic of χ² = 4.81,what is the appropriate statistical decision for the test?

• A)Reject the null hypothesis with α = .05 but not with α = .01
• B)Reject the null hypothesis with either α = .05 or α = .01
• C)Fail to reject the null hypothesis with either α = .05 or α = .01
• D)There is not enough information to determine the appropriate decision.

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Definitions:

Health Psychology

A branch of psychology that focuses on how biological, social, and psychological factors influence health and illness.

Medicine

The science and practice of the diagnosis, treatment, and prevention of disease and the maintenance of health.

Stressors

External stimuli or events that cause stress to an individual, varying widely depending on personal perception and reaction.

Physical Illnesses

Physical Illnesses are diseases or conditions that affect the body's structure or function, and are not primarily rooted in mental factors.