Instruction 13.22 the Education Department's Regional Executive Officer Wanted to Predict the Predict

question 207

Multiple Choice

Instruction 13.22
The education department's regional executive officer wanted to predict the percentage of students passing a Grade 6 proficiency test. She obtained the data on percentage of students passing the proficiency test (% Passing) , daily average of the percentage of students attending class (% Attendance) , average 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 Instruction 13.22,which of the following is a correct statement?

• A) 60.29% of the total variation in the percentage of students passing the proficiency test can be explained by daily mean of the percentage of students attending class holding constant the effect of mean teacher salary, and instructional spending per pupil.
• B) 60.29% of the total variation in the percentage of students passing the proficiency test can be explained by daily mean of the percentage of students attending class, mean teacher salary, and instructional spending per pupil.
• C) 60.29% of the total variation in the percentage of students passing the proficiency test can be explained by daily mean of the percentage of students attending class, mean teacher salary, and instructional spending per pupil after adjusting for the number of predictors and sample size.
• D) 60.29% of the total variation in the percentage of students passing the proficiency test can be explained by daily mean of the percentage of students attending class after adjusting for the effect of mean teacher salary, and instructional spending per pupil.

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Definitions:

Call Option

A financial agreement allowing the purchaser the option, rather than the requirement, to purchase a given stock, bond, commodity, or different asset at an agreed-upon price within a certain timeframe.

Value Increase

Refers to the rise in worth or price of assets, investments, or goods over time.

Black-Scholes

A mathematical model of a financial market containing derivative investment instruments, primarily used for pricing European call and put options.

European Options

Financial derivatives that give the holder the right, but not the obligation, to buy or sell an asset at a specified price on a specified expiration date, unlike American options, which can be exercised at any time before expiry.