A Regression Analysis of Company Profits and the Amount of Money

question 24

Multiple Choice

A regression analysis of company profits and the amount of money the company spent on advertising produced a $\mathrm { R } ^ { 2 } = .72$ . Which of these is true?
I. This model can correctly predict the profit for $72 \%$ of companies.
II. $\quad 72 \%$ of the variance in company profit can be accounted for by the model.
III. On average, companies spend about $72 \%$ of their profits on advertising.

• A) None
• B) I only
• C) II only
• D) III only
• E) I and III

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Definitions:

Possible Selves

Possibilities about what the self might be like in the future.

Peer Relations

The interactions and relationships that occur between individuals of similar age groups, often considered crucial for social development.

Middle Childhood

A developmental stage typically ranging from ages 6 to 12, characterized by the development of logical thinking, independence, and beginning of formal education.

Rejected Children

Children who experience significant peer rejection, characterized by being disproportionately disliked or ostracized by their peers.