A type I error occurs when the:
A) null hypothesis is incorrectly accepted when it is false
B) null hypothesis is incorrectly rejected when it is true
C) sample mean differs from the population mean
D) test procedure itself is fundamentally biased

Question

Quizplus · Accepted Answer

A type I error occurs when the null hypothesis (no significant difference or relationship) is incorrectly rejected, meaning that a conclusion is drawn that there is a significant difference or relationship when in fact there is not. This occurs at a predetermined significance level (alpha) and can happen due to chance or random variation in the sample data.

A Type I Error Occurs When The