A researcher is interested in the academic performance differences between individuals using an optimistic versus a pessimistic approach to their studies.If the researcher claims a
Significant difference between groups, when in fact none exists:
A)the research hypothesis was correctly rejected.
B)the research hypothesis was correctly accepted.
C)a Type 1 error is made.
D)the null hypothesis was correctly accepted.

Question

Quizplus · Accepted Answer

A Type 1 error occurs when the null hypothesis (which states there is no effect or no difference) is incorrectly rejected in favor of the alternative hypothesis, even though the null hypothesis is true. In this scenario, claiming a significant difference between groups when none exists is a classic example of a Type 1 error.

A Researcher Is Interested in the Academic Performance Differences Between