All of the following statements are true regarding type I errors except:
A) They represent the possibility of reporting a relationship among variables in a study, when there really is no relationship
B) Basic experimental design reduces the chances of producing a type I error to a small and controllable amount
C) They represent a failure to find and report a relationship among variables in a study, when a relationship actually exists
D) Researchers can never be absolutely certain that a type I error has been made

Question

Quizplus · Accepted Answer

Type I error occurs when a researcher incorrectly rejects a true null hypothesis, meaning they report a relationship or effect that does not actually exist. Statement C describes a Type II error, which is the failure to reject a false null hypothesis, meaning a real relationship or effect is missed.

All of the Following Statements Are True Regarding Type I