Instruction 13.28 A Microeconomist Wants to Determine How Corporate Sales Are Influenced

question 118

Multiple Choice

Instruction 13.28
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. The Microsoft Excel output below shows results of this multiple regression.
Note: Adj. R Square = Adjusted R Square; Std. Error = Standard Error
-Referring to Instruction 13.28,one company in the sample had sales of $21.439 billion (Sales = 21,439) .This company spent $300 million on capital and $700 million on wages.What is the residual (in millions of dollars) for this data point?

• A) -790.69
• B) 790.69
• C) -648.31
• D) 648.31

Recognize the importance of reliability and validity in observational studies.

Understand the methodological issues related to observational studies such as reactivity and observer bias.

Comprehend the role of case studies in psychological research and their potential applications.

Grasp the significance of using existing data for research purposes and the various formats it can take.

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