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TABLE 15-4
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.
Let Y = % Passing as the dependent variable,X1 = % Attendance,X2 = Salaries and X3 = Spending.
The coefficient of multiple determination ( ) of each of the 3 predictors with all the other remaining predictors are,respectively,0.0338,0.4669,and 0.4743.
The output from the best-subset regressions is given below: Following is the residual plot for % Attendance:
Following is the output of several multiple regression models:
Model (I) : Model (II) :
Model (III) :
-Referring to Table 15-4,which of the following predictors should first be dropped to remove collinearity?
Net Income
The total profit of a company after all expenses, taxes, and costs have been deducted from total revenue.
Total Liabilities
The sum of all financial obligations a company owes to outside parties, including loans, accounts payable, and any other debts.
IFRS
International Financial Reporting Standards, which are global accounting standards for preparing financial statements, making it easier to compare entities internationally.
Current Liability
An obligation that a company is required to pay off within the current fiscal year or operating cycle, essentially a rephrased definition of current liabilities.
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