For students who first enrolled in two year public institutions in a recent semester, the proportion who earned a bachelor's degree within six years was 0.389. The president of a certain college believes that the proportion of students who enroll in her institution have a higher completion rate.
(a)
Determine the null and alternative hypotheses.
(b)
Explain what it would mean to make a Type I error.
(c)
Explain what it would mean to make a Type II error.