Researchers at a Large Nutrition and Weight Management Company Are

question 4

Multiple Choice

Researchers at a large nutrition and weight management company are trying to build a model to predict a person's body fat percentage from an array of variables such as body weight,height,and body measurements around the neck,chest,abdomen,hips,biceps,etc.A variable selection method is used to build a simple model.SPSS output for the final model is given below. A graph of the residuals versus the predicted values is given below. What assumption do we check with this graph?

• A)The Normality of the error terms
• B)The independence of the residuals
• C)The constant variance assumption of the predicted values
• D)None of the above

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Definitions:

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The concept that individuals make decisions based on the maximization of their utility or benefit, taking into consideration all available information and factors.

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