The Superintendent of a School District Wanted to Predict the Percentage

Multiple Choice

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.She believed that holding everything else constant,instructional spending per pupil had a positive but decreasing impact on percentage.Which of the following would be the most appropriate analysis to perform?

A) Autoregressive modeling.
B) Exponential smoothing.
C) Least-squares forecasting with monthly or quarterly data.
D) Linear regression with log transformation.