Question

Suppose the null hypothesis, H0, is: doctors believe that a surgical procedure is successful at least 80% of the time. What is the Type I error in this scenario?

Select the correct answer below:

Doctors think the surgical procedure is successful less than 80% of the time when, in fact, it really is successful less than 80% of the time.

Doctors think the surgical procedure is successful less than 80% of the time when, in fact, it is successful at least 80% of the time.

Doctors think the surgical procedure is successful at least 80% of the time when, in fact, it is not.

Doctors think the surgical procedure is successful at least 80% of the time when, in fact, it is.