Scatterplots and Lines of best fit

What type of correlation (association)?
The outside temperature and the amount of layers you wear. 

• Positive correlation
• Negative correlation
• No correlation

Tags

CCSS.HSS.ID.B.6

CCSS.HSS.ID.C.8

CCSS.HSS.ID.C.9

What type of correlation?
The temperature outside and the amount of ice cream sales. 

• Positive correlation
• Negative correlation
• No correlation

Tags

CCSS.HSS.ID.B.6

CCSS.HSS.ID.C.8

What type of correlation does this graph have?

• positive, strong, linear

• negative, weak, linear

• negative, strong, nonlinear

• zero, weak, nonlinear

What type of correlation does this graph have?

• Negative, nonlinear, strong

• Weak, zero, nonlinear

• positive, weak, nonlinear

What type of correlation does this graph have?

• positive, strong, linear

• negative, strong, linear

• zero, strong, linear

Describe the correlation in the graph shown.

• Strong, Negative, Linear

• Strong, Positive, Linear

• Weak, Negative, Nonlinear

• Weak, Positive, Linear

What is a line of best fit used for?

• To make predictions
• To make the graph look pretty
• To connect the points
• To make it look like you know what you are doing

Tags

CCSS.8.EE.B.5

Which scatter plot shows a linear relationship between x and y?

• Graph A
• Graph B
• Graph C
• Graph D

Tags

CCSS.8.F.A.3

What is the equation of the line of best fit?

• y = 5/3x + 375

• y = 1/3x + 475

• y = 5/3x + 3

• y = 1/3x + 375

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

CCSS.HSS.ID.B.6

CCSS.HSS.ID.C.7

CCSS.HSS.ID.C.8

What is the equation of the line of best fit?

• y = 1/2x + 3

• y = 1/40x

• y = 1/2x + 15

• y = 1/40x + 15

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

CCSS.HSS.ID.C.7