For the Same Set of Observations on a Specified Dependent

question 49

Multiple Choice

For the same set of observations on a specified dependent variable,two different independent variables were used to develop two separate simple linear regression models.A portion of the results is presented below. Based on the results given above,we can conclude that

• A) a prediction based on Model 1 is better than a prediction based on Model 2.
• B) a prediction based on Model 2 is better than a prediction based on Model 1.
• C) there is no difference in the predictive ability between Model 1 and Model 2.
• D) there is not sufficient information to determine which of the two models is superior for prediction purposes.

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Definitions:

Physiological Arousal

A state of physical alertness and activation that is often a response to a stimulus or emotional state.

William James

A pioneering American psychologist and philosopher known for his contributions to pragmatism and functionalism and as the father of American psychology.

Physiological Arousal

Physical states of alertness or excitement, often associated with increased heart rate, respiration, and energy, in response to stimuli.

Elevated Levels

Higher than normal amounts or concentrations of a substance or parameter, often indicating a problem or condition.