Residual Plots

Shown is a residual plot. Would a linear regression model of the data be most appropriate?

• YES
• NO

Which residual plot shows that a linear regression model would be most appropriate?

• a
• b
• c

Shown is a residual plot. Would a linear regression model of the data be most appropriate?

• YES
• NO

After performing analyses on a set of data, Mrs. Schoeneck examined the scatter plot of the residual values for each analysis. Which scatter plot indicated the best linear fit for the data?

• A
• B
• C

What should a residual plot look like?

• Distinct Pattern
• Curve
• Random

Shown is a residual plot. How many negative residuals are there?

• 5

• 1

• 3

• 9

Shown is a residual plot. How many positive residuals are there?

• 5

• 1

• 3

• 9

Shown is a residual plot. How many zero residuals are there?

• 5

• 1

• 3

• 0