TABLE 13-4 A Real Estate Builder Wishes to Determine How House Size

question 43

Multiple Choice

TABLE 13-4
A real estate builder wishes to determine how house size (House) is influenced by family income (Income) , family size (Size) , and education of the head of household (School) . House size is measured in hundreds of square feet, income is measured in thousands of dollars, and education is in years. The builder randomly selected 50 families and ran the multiple regression. Microsoft Excel output is provided below:

-Referring to Table 13-4, when the builder used a simple linear regression model with house size (House) as the dependent variable and education (School) as the independent variable, he obtained an r² value of 23.0%. What additional percentage of the total variation in house size has been explained by including family size and income in the multiple regression?

• A) 2.8%
• B) 51.8%
• C) 72.6%
• D) 74.8%

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Definitions:

Self-Control

The skill to manage one's emotional states, cognitive processes, and actions in situations presenting temptations and spontaneous impulses.

Continuous Schedules

Work or production schedules that operate non-stop, often on a 24/7 basis, to ensure uninterrupted operations.

Regular Performance

The consistent or usual level of productivity or efficiency achieved by an individual or organization.

Reinforcer

Something that increases the likelihood of a behavior being repeated, often used in the context of behavioral psychology.