SCENARIO 15-4
The superintendent of a school district wanted to predict the percentage of students passing a sixth-
grade proficiency test. She obtained the data on percentage of students passing the proficiency test
(% Passing), daily mean of the percentage of students attending class (% Attendance), mean teacher
salary in dollars (Salaries), and instructional spending per pupil in dollars (Spending) of 47 schools in
the state. 
-Referring to Scenario 15-4, what is the p-value of the test statistic to determine whether the
quadratic effect of daily average of the percentage of students attending class on percentage of
students passing the proficiency test is significant at a 5% level of significance?
Correct Answer:
Verified
Q7: Collinearity is present if the dependent variable
Q22: SCENARIO 15-3 A chemist employed by a
Q24: SCENARIO 15-4 Q29: SCENARIO 15-3 A chemist employed by a Q29: The logarithm transformation can be used Q31: SCENARIO 15-3 A chemist employed by a Q38: The stepwise regression approach takes into consideration Q39: SCENARIO 15-3 Q44: SCENARIO 15-4 Q46: SCENARIO 15-4
A)to overcome
A chemist employed by a pharmaceutical
The superintendent of a school district
The superintendent of a school district
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