Question

fill in the blank.
a______error is the mistake of rejecting the null hypothesis when it is actually true.
a. type i
b. type ii
c. type iii
d. type iv

Explanation:

In hypothesis testing, a Type I error occurs when we wrongly reject a true null hypothesis. A Type II error is failing to reject a false null hypothesis. Types III and IV are not standard in basic hypothesis - testing error classifications.

Answer:

A. Type I