QUESTION #4

JSU has long boasted that 65% of its graduating students go on to graduate school. You decide to perform a hypothesis test to see if it is exaggerating. It samples 300 recent graduates and finds that 165 of them went on to graduate school.

A. Describe the population that is sampled.

B. Perform a one tailed hypothesis test placing the university's boast within the null hypothesis. Use a level of significance of 0.05.

C. Are we concluding that the difference between the test statistic and population proportion reflect sampling error?

D. Should the school continue boasting that sixty-five percent of its graduates go immediately on to graduate school?