The Superintendent of a School District Wanted to Predict the Percentage

question 186

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.

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Definitions:

Females

Refers to the sex of an organism, or a part of an organism, that produces non-mobile ova (egg cells) and can typically bear offspring or produce eggs.

Flexibility

The ability of joints to move through their full range of motion.

Sacrum

A large, triangular bone at the base of the spine and at the upper and back part of the pelvic cavity, where it is inserted like a wedge between the two hip bones.

Vertebrae

The individual bones that make up the vertebral column (backbone) in vertebrates.