A researcher measured the same group of people's physiological reactions while watching horror films and compared them to when watching erotic films, and a documentary about wildlife. The resulting data were skewed. What test should be used to analyze the data?

Question

A researcher measured the same group of people's physiological reactions while watching horror films and compared them to when watching erotic films, and a documentary about wildlife. The resulting data were skewed. What test should be used to analyze the data?

Quizplus · Accepted Answer

Friedman's ANOVA is the correct choice because it is used for analyzing data from repeated measures designs that do not meet the assumptions of normality, which aligns with the scenario of skewed data from the same group of people being measured under different conditions.

A Researcher Measured the Same Group of People's Physiological Reactions