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

Short Answer

TABLE 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,X₁ = Salaries and X₂ = Spending:
-Referring to Table 14-15,what are the lower and upper limits of the 95% confidence interval estimate for the effect of a one thousand dollar increase in instructional spending per pupil on the mean percentage of students passing the proficiency test?