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A microeconomist wants to determine how corporate sales are influenced by capital and wage spending by companies. She proceeds to randomly select 26 large corporations and record information in millions of dollars. A statistical analyst discovers that capital spending by corporations has a significant inverse relationship with wage spending. What should the microeconomist who developed this multiple regression model be particularly concerned with?
Level of Significance
The threshold used in hypothesis testing that determines whether the null hypothesis can be rejected, typically represented by the alpha (α) value.
Family Income
The total amount of money earned by members of a family, used as an indicator of economic status.
House Size
The area or dimensions of a residential building, often measured in square feet or meters, used to describe its size and spaciousness.
R-Square Value
A statistical measure of how close the data is to the fitted regression line, also known as the coefficient of determination.
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