SCENARIO 18-1 a Real Estate Builder Wishes to Determine How

question 252

Multiple Choice

SCENARIO 18-1 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: SUMMARY OUTPUT
-Referring to Scenario 18-1, 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 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:

Lateralized

Describes functions or processes that are predominantly localized to one side of the brain, such as language in the left hemisphere for most people.

Left Hemisphere

The half of the brain that is typically responsible for language processing, logical reasoning, and analytical tasks in most individuals.

Picky Eaters

Individuals, often children, who have a very selective and limited range of food preferences.

Egocentrism

Piaget’s term for children’s inability to take another person’s point of view or perspective and to assume that others share the same feelings, knowledge, and physical view of the world.