Linear Equations, Scatter Plots, and Best Fit Lines

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

What type of correlation does this graph show?

• A) Positive

• B) negative

• C) none

• D) all of the above

Tags

CCSS.HSS.ID.B.6

CCSS.HSS.ID.C.8

Describe the correlation.

• Negative correlation

• No correlation

• Positive correlation

• Constant correlation

Tags

CCSS.HSS.ID.B.6

CCSS.HSS.ID.C.8

CCSS.HSS.ID.C.9

What type of correlation does this graph have?

• Positive correlation

• Negative correlation

• No correlation

• Constant correlation

Tags

CCSS.HSF-LE.A.1B

What type of correlation does this scatter plot show?

• Positive correlation

• Negative correlation

• No correlation

• Constant correlation

Tags

CCSS.HSS.ID.B.6

CCSS.HSS.ID.C.8

What type of association does this graph have?

• positive
• negative
• none
• all of the above

Tags

CCSS.HSF-LE.A.1B

The correlation coefficient is a number "r" such that: 

• -1<r<1
• -1>r>1
• -1≤r≤1
• -1≥r≤1

Tags

CCSS.HSS.ID.C.8

r=-0.89

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

Tags

CCSS.HSF-LE.A.1B

r=0.3

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

Tags

CCSS.HSS.ID.C.8

Describe the relationship.

• Strong positive correlation
• Strong negative correlation
• Weak positive correlation
• No correlation

Tags

CCSS.HSF-LE.A.1B