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

question 16

Multiple Choice

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) , 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:

-Referring to Table 14-15, which of the following is the correct null hypothesis to determine whether there is a significant relationship between percentage of students passing the proficiency test and the entire set of explanatory variables?

• A) H₀: β₀ = β₁ = β₂ = β₃ = 0
• B) H₀: β₁ = β₂ = β₃ = 0
• C) H₀: β₀ = β₁ = β₂ = β₃ ≠ 0
• D) H₀: β₁ = β₂ = β₃ ≠ 0

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Definitions:

Gabriel's Rebellion

An 1800 slave revolt in Richmond, Virginia, planned by a slave named Gabriel that was thwarted before it could begin.

Black Virginians

African American residents of Virginia, whose history and contributions are integral to the state's identity, including times of slavery and its aftermath.

Peak-to-peak

A measure of the voltage range in an alternating current (AC) signal, from the highest to the lowest point within one cycle.