TABLE 17-8
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.
Following is the multiple regression output with Y = % Passing as the dependent variable,X₁ = % Attendance,X₂ = Salaries and X₃ = Spending:
-True or False: Referring to Table 17-8,the alternative hypothesis H₁ : At least one of β_j ≠ 0 for j = 1,2,3 implies that the percentage of students passing the proficiency test is related to at least one of the explanatory variables.

Question

TABLE 17-8
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.
Following is the multiple regression output with Y = % Passing as the dependent variable,X₁ = % Attendance,X₂ = Salaries and X₃ = Spending:

-True or False: Referring to Table 17-8,the alternative hypothesis H₁ : At least one of β_j ≠ 0 for j = 1,2,3 implies that the percentage of students passing the proficiency test is related to at least one of the explanatory variables.

Quizplus · Accepted Answer

The alternative hypothesis H₁ : At least one of β_j ≠ 0 for j = 1,2,3 implies that at least one of the explanatory variables (% attendance, salaries, and spending) is related to the percentage of students passing the proficiency test. Therefore, the statement in the question is true.

TABLE 17-8 the Superintendent of a School District Wanted to Predict the Predict