Correlation and Residuals

Given the following Scatter Plot, select the option that is most likely the r value.

Tags

CCSS.HSS.ID.C.8

If r=0, there is a strong correlation.

• True

• False

Tags

CCSS.HSS.ID.B.5

Correlation coefficient is the statistic that measures the strength and direction of a linear association between two quantitative variables.

• True

• False

Tags

CCSS.HSS.ID.B.5

Which is the correct relationship for the following graph?

• The systolic blood pressure depends on the age.
• The age depends on the systolic blood pressure.
• The blood pressure and age don't coorelate.

Tags

CCSS.HSF.IF.B.4

What is the dependent variable?

• Sunglasses Sold
• Ice Cream Sales
• Independent

Tags

CCSS.HSS.ID.C.9

Describe the association between the number of lanes rented and the number of people bowling.

• Non-linear association
• Negative linear association
• No association
• Positive linear association

Tags

CCSS.HSF-LE.A.1B

What should a residual plot look like?

• Distinct Pattern
• Curve
• Random

Tags

CCSS.HSS.ID.B.6B

How do you calculate a residual?

• Observed - Predicted
• Predicted - Observed

Tags

CCSS.HSS.ID.B.6B

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

• YES
• NO

Tags

CCSS.HSS.ID.B.6B

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

Tags

CCSS.HSS.ID.B.6B