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.
E)a Type 2 error is made.

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 research hypothesis, even though in reality, no difference exists between the groups.

A Researcher Is Interested in the Academic Performance Differences Between