...as there is evidence? A certain university has decided to introduce the use of “minus gradesâ€, as long as there is evidence that more than 60% of their faculty is in favor of such a change. They survey a random sample of faculty and use a hypothesis test to determine whether to make the change.
a. Define the parameter (either ? or p) this test involves
b.Write the null and alternative hypotheses
a. Define the parameter (either ? or p) this test involves
b.Write the null and alternative hypotheses