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

question 146

True/False

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, there is sufficient evidence that at least one of the explanatory variables is related to the percentage of students passing the proficiency test at a 5% level of significance.

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Definitions:

Proves Theories

The process of validating hypotheses and theories through rigorous testing and evidence gathering in scientific research.

Hypothesis

A suggested theory formulated from minimal evidence, intended to initiate more detailed exploration.

Replication

A repetition of an experiment that yields the same results.

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The condition of being protected from potential harm or injury to one's body.