5. Research Methods
Correlational Methods — Quiz
Test your understanding of correlational methods with 5 practice questions.
Practice Questions
Question 1
Which of the following statistical tests is most appropriate for determining whether a correlation coefficient significantly differs from zero in psychological research?
Question 2
A psychologist is examining the relationship between hours of video game play and levels of aggression. Which of the following would be the most appropriate type of correlational analysis if the data for both variables are skewed and not normally distributed?
Question 3
If a researcher finds a statistically significant correlation between two variables, which of the following should they do next to ensure that the result is not due to a third variable?
Question 4
Which of the following best describes the meaning of a zero-order correlation in psychological research?
Question 5
A researcher finds a correlation of $r = 0.55$ between two psychological measures with a sample size of 30. What is the most appropriate next step to determine if this correlation is statistically significant?