Regression and Correlation Coefficient

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

• Greater than -1 and 1

• Less than 1

• Between -1 and 1

• Between 0 and 1

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.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.HSS.ID.B.6

CCSS.HSS.ID.C.8

What type of association does this scatter plot represent?

• positive linear association
• negative linear association
• no association
• nonlinear association

Tags

CCSS.HSF-LE.A.1B

Describe the following correlation coefficient:

r = -0.89

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

Tags

CCSS.HSS.ID.B.6

CCSS.HSS.ID.C.8

Describe the following correlation coefficient:

r = 0.3

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

Tags

CCSS.HSF-LE.A.1B

Describe the relationship between the variables.

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

Tags

CCSS.HSS.ID.B.6

CCSS.HSS.ID.C.7

CCSS.HSS.ID.C.8

Estimate the correlation coefficient

• r=-1
• r=1
• r=-0.5
• r=0.5

Tags

CCSS.HSS.ID.B.6

CCSS.HSS.ID.C.8

Estimate the correlation coefficient.

• r=0
• r=-1
• r=1
• r=2

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

Estimate the correlation coefficient.

• r = -1

• r = -0.5

• r = 1

• r = 0.5

Tags

CCSS.HSS.ID.B.6

CCSS.HSS.ID.C.8