A statistical test led Dr.Jones to incorrectly decide that his independent variable had no affect on the dependent variable,when in fact it did.Dr.Jones committed a(n)
A)Type I error
B)Type II error
C)no error
D)1-a
E)none of these

Question

Quizplus · Accepted Answer

Dr. Jones committed a Type II error, which occurs when a null hypothesis is not rejected, even though it is false. In other words, Dr. Jones failed to detect a difference or relationship between the variables when one actually exists.

A Statistical Test Led Dr