A Type II error occurs when :
A)We conclude that there is not an effect in the population when in fact there is.
B)We conclude that there is an effect in the population when in fact there is not.
C)We conclude that the test statistic is significant when in fact it is not.
D)The data we have typed into SPSS is different from the data collected.

Question

Quizplus · Accepted Answer

A Type II error occurs when we fail to reject the null hypothesis, i.e., conclude that there is no effect in the population, when in reality there is. This can happen when the sample size is too small, the effect size is too small, or there is too much variability in the data.

A Type II Error Occurs When