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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, the null hypothesis H₀: = β₁ = β₂ = β₃ = 0 implies that percentage of students passing the proficiency test is not related to one of the explanatory variables.
Return on Assets
A profitability ratio that measures how efficiently a company is using its assets to generate profit, calculated by dividing net income by total assets.
Shareholder Wealth
The total value of an investment in a company's stock, encompassing capital gains and dividends received over time.
Cash Flows
The comprehensive total of cash and similar to cash assets transferred into and from a business.
Payback Period
The duration needed to recoup the funds spent on an investment.
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