Exhibit 12-8
the Following Information Regarding a Dependent Variable Y

question 119

Multiple Choice

Exhibit 12-8
The following information regarding a dependent variable Y and an independent variable X is provided
$$\begin{array} { l } \mathrm { n } = 4 \\\Sigma \mathrm { X } = 90 \\\Sigma \mathrm { Y } = 340 \\\Sigma \mathrm { Y } - { \bar { Y) } \mathrm { X } } - \bar { X } ) = - 156 \\\Sigma \mathrm { X } - \bar { X } ) ^ { 2 } = 234 \\\Sigma \mathrm { Y } - \bar { Y } ) ^ { 2 } = 1974 \\\mathrm { SSR } = 104\end{array}$$
-Refer to Exhibit 12-8. The Y intercept is

• A) -0.667
• B) 0.667
• C) 100
• D) -100

Describe the functions of entrepreneurs in the economy and differentiate between various economic resources.

Distinguish between macroeconomics and microeconomics and their areas of study.

Appreciate the role and limits of economic models and theories in explaining real-world phenomena.

Recognize the importance of investment in accumulating capital goods.

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Definitions:

Multiple Causation

A principle suggesting that events or phenomena typically result from various factors or causes rather than a single one.

Rogers's Five-Stage Model

A theory that outlines the process of technological adoption in five stages: knowledge, persuasion, decision, implementation, and confirmation.

Persuasion

The process of influencing someone's beliefs, attitudes, intentions, motivations, or behaviors through argument, reasoning, or appeal.

Confirmation

The action of verifying or validating something to prove its accuracy or authenticity.