4.16

What type of correlation best describes the scatterplot shown.

• positive, weak

• positive, strong

• negative, weak

• no correlation

Which type of regression model does the scatter plot appear to show?

• linear

• exponential

• quadratic

Which type of regression model does the scatter plot appear to show?

• linear

• exponential

• quadratic

What kind of correlation?

• Positive
• Negative
• No

What kind of correlation?

• Positive
• Negative
• No

What type of correlation does this graph show?

• Positive correlation

• Negative correlation

• No correlation

• Constant correlation

A restaurant sells pizza for the prices in the data table.  Calculate the linear regression equation of the data.

• y = 1.5x + 12
• y = 12x + 1.5
• y = 0.67x - 8
• y = -8x + 0.67

What type of correlation (association)?

The outside temperature and the amount of layers you wear.

• A) Positive correlation

• B) Negative correlation

• D) No correlation

How tall a person is and how fast they drive

• Positive Correlation

• Negative Correlation

• No Correlation

Hours of studying vs. grades

• Positive Correlation

• Negative Correlation

• No Correlation