A Researcher Was Interested in Examining What Factors Influenced Children's

question 16

Multiple Choice

A researcher was interested in examining what factors influenced children's scores in a fitness test. He ran a multiple linear regression, which included four predictors ('hours spent taking part in physical activity per day', 'calories consumed per day', 'BMI', and 'hours spent watching TV per day') . His model had a R² of .665, an adjusted R² of .661, an F-statistic of 112.56 (p 0.00) . How would you interpret his findings

• A)It is not a significant model.
• B)It is a significant model where the four predictors account for 66% of the variance in the children's scores in the fitness test.
• C)It is a significant model where the four predictors account for 112% of the variance in the children's scores in the fitness test.
• D)It is an significant model where the four predictors account for 0.661 of the variance in the children's scores in the fitness test..

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Definitions:

Availability Heuristic

The tendency to judge the probability of a type of event by how easy it is to think of examples or instances.

Probability

A measure of the likelihood that an event will occur, expressed as a number between 0 and 1.

Event

An occurrence or happening, especially one of significance, that can be observed or participated in.

Confirmation Bias

The tendency to search for, interpret, favor, and recall information in a way that confirms one's preexisting beliefs or hypotheses.