SCENARIO 14-15 the Superintendent of a School District Wanted to Predict

question 319

Multiple Choice

SCENARIO 14-15 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) , mean teacher salary in thousands of dollars (Salaries) , and instructional spending per pupil in thousands of dollars (Spending) of 47 schools in the state. Following is the multiple regression output with Y = % Passing as the dependent variable, = Salaries and Spending:
-Referring to Scenario 14-15, which of the following is a correct statement?

• A)18.28% of the total variation in the percentage of students passing the proficiency test can be explained by mean teacher salary and instructional spending per pupil.
• B)18.28% of the total variation in the percentage of students passing the proficiency test can be explained by mean teacher salary and instructional spending per pupil after Adjusting for the number of predictors and sample size.
• C)18.28% of the total variation in the percentage of students passing the proficiency test can be explained by mean teacher salary holding constant the effect of instructional Spending per pupil.
• D)18.28% of the total variation in the percentage of students passing the proficiency test can be explained by instructional spending per pupil holding constant the effect of Mean teacher salary.

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Definitions:

Preparation Activities

Tasks or actions undertaken before the start of a process or project to ensure readiness and improve efficiency.

Actual Setup

The real, observed setup time required to prepare equipment, machinery, or systems for a production run, including adjustments and calibrations.

Continuous Problem Solving

A relentless, ongoing process of identifying, assessing, and addressing issues and problems as they arise in real-time.

Throughput

The rate at which a system generates goods or services over a certain period of time.