SCENARIO 14-15
-True or False: Referring to Scenario 14-15, you can conclude definitively that mean teacher
salary individually has no impact on the mean percentage of students passing the proficiency test,
taking into account the effect of that instructional spending per pupil, at a 10% level of
significance based solely on but not actually computing the 90% confidence interval estimate for
β1.

Question

SCENARIO 14-15 
-True or False: Referring to Scenario 14-15, you can conclude definitively that mean teacher
salary individually has no impact on the mean percentage of students passing the proficiency test,
taking into account the effect of that instructional spending per pupil, at a 10% level of
significance based solely on but not actually computing the 90% confidence interval estimate for
β1.

Quizplus · Accepted Answer

The p-value for the test of the hypothesis that β1 = 0 is 0.12, which is greater than the level of significance of 0.10. Therefore, we cannot reject the null hypothesis and conclude that mean teacher salary individually has no impact on the mean percentage of students passing the proficiency test, taking into account the effect of that instructional spending per pupil.

SCENARIO 14-15 -True or False: Referring to Scenario 14-15, You Can Conclude