A linear regression model was estimated to describe the trend in world population over time.Below is the plot of residuals versus predicted values.Which of the following re-expression of the data would be appropriate?

A)Square the data values.
B)Cube the data values.
C)Use a logarithmic transformation.
D)Use a geometric transformation.
E)The data should not be transformed.

Question

A linear regression model was estimated to describe the trend in world population over time.Below is the plot of residuals versus predicted values.Which of the following re-expression of the data would be appropriate?

A)Square the data values. 
B)Cube the data values. 
C)Use a logarithmic transformation. 
D)Use a geometric transformation. 
E)The data should not be transformed.

Quizplus · Accepted Answer

The Answer of A linear regression model was estimated to describe the trend in world population over time.Below is the plot of residuals versus predicted values.Which of the following re-expression of the data would be appropriate?

A)Square the data values. 
B)Cube the data values. 
C)Use a logarithmic transformation. 
D)Use a geometric transformation. 
E)The data should not be transformed.

A Linear Regression Model Was Estimated to Describe the Trend