Linear Regression Was Used to Describe the Trend in World

question 67

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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