Linear Regression

What kind of correlation?

• Positive
• Negative
• No

Tags

CCSS.HSF-LE.A.1B

What kind of correlation?

• Positive
• Negative
• No

Tags

CCSS.HSS.ID.B.6

CCSS.HSS.ID.C.8

What kind of correlation?

• Positive
• Negative
• No

Tags

CCSS.HSF-LE.A.1B

Estimate the correlation coefficient for this scatterplot.

• A) r = 1.2

• B) r = 0.89

• C)r = 0

• D) r = -0.89

Tags

CCSS.HSS.ID.B.6

CCSS.HSS.ID.C.8

Estimate the correlation coefficient for this scatterplot.

• A) r = -0.9

• B) r = 1

• C) r = 0.9

• D) r = -1

Tags

CCSS.HSS.ID.B.6

CCSS.HSS.ID.C.8

Describe the relationship between the variables.

• A) Weak positive correlation

• B) Weak negative correlation

• C) Strong positive correlation

• D) Strong negative correlation

Tags

CCSS.HSS.ID.B.6

CCSS.HSS.ID.C.8

r=-0.89

• Strong positive 
• Weak positive 
• Strong negative 
• Weak negative 

Tags

CCSS.HSS.ID.B.6

CCSS.HSS.ID.C.8

r=0.3

• Strong positive 
• Weak positive
• Strong negative
• Weak negative 

Tags

CCSS.HSS.ID.C.8

Describe the relationship between the variables.

• Strong positive correlation
• Weak positive correlation
• Strong negative correlation
• Weak negative correlation

Tags

CCSS.HSS.ID.B.6

CCSS.HSS.ID.C.8

Determine the Correlation Coefficient and decide whether it is weak, moderate, or strong.

• 0.07 weak
• -0.26 weak
• -0.26 moderate
• 0.07 strong

Tags

CCSS.HSF-LE.A.1B