The university registrar claims that fewer than 20 percent of undergraduate students stay in residence for their four years as students. To test this claim, a random sample of 100 graduating students was selected, and 18 were found to have lived in residence for their four years.
-How much evidence do we have to reject the null hypothesis in favour of the alternative hypothesis that more than 20 percent of undergraduate students stay in residence for their four years as students?
A)No evidence
B)Some evidence
C)Strong evidence
D)Very strong evidence
E)Extremely strong evidence

Question

Quizplus · Accepted Answer

The sample proportion (18%) is less than the claimed proportion (20%), which actually supports the null hypothesis rather than providing evidence to reject it in favor of the alternative hypothesis.

The University Registrar Claims That Fewer Than 20 Percent of Undergraduate