In table below are indicated the numbers of students passed and failed by three instructors. Test the hypothesis that th
Posted: Thu Apr 28, 2022 7:27 am
In table below are indicated the numbers of students passed and failed by three instructors. Test the hypothesis that the failure rates of students of the three instructors are different , Use a=0.05 Mr. X 40 Passed Failed Mr. Y 45 17 Mr. Z 50 10 8 a- Calculate the test statistic (round to 2 decimals) b- Find the critical value C- What is your conclusion? Answer: Since the test statistic is (greater/less) than the critical value, we (dol don't). have enough evidence to conclude that the failure rates are different.