Which one of the following correctly describes the type of e

Which one of the following correctly describes the type of error that the researcher may have committed in the hypothesis test described above?

a. The researcher may have rejected the null hypothesis when in reality

the null hypothesis was true.

b. The researcher may have rejected the null hypothesis when in reality

the null hypothesis was false.

c. The researcher may have rejected the null hypothesis when in reality

the alternative hypothesis was false.   

Solution

a. The researcher may have rejected the null hypothesis when in reality

the null hypothesis was true.