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:

Phagocytes

White blood cells that protect the body by ingesting harmful foreign particles, bacteria, and dead or dying cells.

Bipolar Neurons

are specialized neurons with one axon and one dendrite, commonly found in sensory systems like the retina of the eye.

Dendrite

A branched extension of a neuron that receives impulses from other cells and transmits them to the cell body.

Axon

The long, slender projection of a neuron that conducts electrical impulses away from the neuron's cell body towards other neurons or muscles.