SCENARIO 14-15
The superintendent of a school district wanted to predict the percentage of students passing a sixthgrade 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, X₁ = Salaries and X ₂ = Spending:

-Referring to Scenario 14-14,the fitted model for predicting mileages for 6-cylinder cars is .

Question

SCENARIO 14-15
The superintendent of a school district wanted to predict the percentage of students passing a sixthgrade 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, X₁ = Salaries and X ₂ = Spending:

-Referring to Scenario 14-14,the fitted model for predicting mileages for 6-cylinder cars is .

Quizplus · Accepted Answer

The fitted model is 40 - 0.05X1, where X1 is the weight of the car.

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