Imagine that a researcher conducts a study and finds a statistically significant correlation between eating pizza and aggression. However, there is no real association between eating pizza and aggression in the population. What kind of error has this researcher made?
A) Type I
B) Type II
C) Type III
D) correlational

Question

Quizplus · Accepted Answer

A Type I error occurs when the researcher rejects a true null hypothesis, meaning they find evidence of an effect or association that does not actually exist in the population. In this scenario, the researcher incorrectly concludes that there is a significant relationship between eating pizza and aggression when there is none.

Imagine That a Researcher Conducts a Study and Finds a Statistically