Practice Quiz

EPPP Psychology

Category - Research Methods and Statistics

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Choosing the most appropriate statistical test depends on what type of question the research is addressing and what type of data is collected. Which of the following studies would you least likely use a chi-square test to analyze?
  1. Percentage of subjects who have continued or discontinued substance use after a substance abuse treatment program as compared to pre-treatment baseline behavior.
  2. Proportion of male and female voters who describe themselves as liberal, moderate, or conservative
  3. Number of high school students who admitted to anorexic eating behavior as compared to the number of college freshman who admitted to anorexic eating behavior.
  4. Frequency of passing the EPPP in a group of males and females by ethnicity
Explanation
Answer: A - A chi-square test is not a good choice to analyze the percentage of subjects who have continued or discontinued substance use after a substance abuse treatment program as compared to pre-treatment baseline behavior. Chi-square tests are used to analyze nominal data for one or two independent variables.
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