Linear Regression Was Used to Describe the Trend in World

question 20

Multiple Choice

Linear regression was used to describe the trend in world population over time.Below is a plot of the residuals versus predicted values.What does the plot of residuals suggest?

• A)An outlier is present in the data set.
• B)The linearity condition is not satisfied.
• C)A high leverage point is present in the data set.
• D)The data are not normal.
• E)The equal spread condition is not satisfied.

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