Open Up Resources Unit 6 Test Review

What is a scatter plot?

• A graph that shows the relationship of two data sets.
• A graph drawn using rectangular bars to show how large each value is.
• A graph that shows information that is connected in some way.
• A graph that shows data changing over time.

Tags

CCSS.8.SP.A.1

• Linear positive association
• Nonlinear positive association
• Linear negative association
• Nonlinear negative association

Which graph represents a positive linear association between x and y?

• Graph A
• Graph B

Tags

CCSS.8.F.A.3

The equation of the line of best fit of a scatter plot is y = 6x − 9. What is the slope of the equation?

• -6

• -9

• 6

• 9

Tags

CCSS.8.EE.B.5

The equation of the line of best fit of a scatter plot is y = −4x − 6. What is the the y-intercept?

• 6

• 4

• -4

• -6

Tags

CCSS.HSF.LE.B.5

Which graph represents a positive nonlinear association between x and y?

• Graph A

• Graph B

Tags

CCSS.HSS.ID.B.5

The equation of the line of best fit of a scatter plot is y = 12x + 7. What is the slope of the equation?

• 12

• -12

• -7

• 7

Tags

CCSS.8.EE.B.5

The equation of the line of best fit of a scatter plot is y = −7x − 2. What is the the y-intercept?

• -2

• -7

• 2

• 7

Tags

CCSS.HSF.LE.B.5

What type of association does the graph show between x and y?

• Linear positive association

• Nonlinear positive association

Tags

CCSS.8.F.A.3

The equation of the line of best fit of a scatter plot is y = −5x − 2. What is the slope of the equation?

• -5

• -2

• 2

• 5

Tags

CCSS.8.EE.B.5