Scatter plots ALG

Which line of best fit best represents the scatterplot shown?

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• 
• 

Tags

CCSS.8.EE.B.5

What would be the best estimate for a person with 20 years experience?

• $40,000

• $45,000

• $49,000

• $50,000

What conclusion can be drawn based on the correlation of the following scatterplot?

• There is no conclusion

• The lower the SAT score the higher the calculus midterm score.

• The higher the SAT score the higher the calculus midterm score.

• The higher the calculus midterm score the lower the SAT score.

Tags

CCSS.HSS.ID.C.9

Which equation best represents the line of best fit shown below?

• y = 4x

• y = 6x + 4

• y = 3x + 4

• y = 4x + 4

Tags

CCSS.8.EE.B.5

Which graph below would have a correlation coefficient closes to r = 1?

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• 
• 

Tags

CCSS.HSS.ID.C.8

Which correlation coefficient represents a graph with no correlation?

• r = -.25

• r = -1

• r = 0

• r = 1

Tags

CCSS.HSS.ID.B.5

Which correlation coefficient is the best estimate for the graph shown below?

• r = .9

• r = 1

• r = .5

• r = -1

Tags

CCSS.HSS.ID.C.8

Which correlation coefficient is the best estimate for the graph shown below?

• $r=-.9$

• $r=1$

• $r=-.5$

• $r=-1$

Tags

CCSS.HSS.ID.C.8

True or False? If a trendline has a correlation coefficient of 1, then it has a slope of 1.

• True

• False

Tags

CCSS.8.EE.B.5

Mrs. Collins made a scatterplot to show the relationship between the number of absences and a student’s final exam score. Based on this scatterplot, a student with 12 absences should get approximately what score on the final exam?

• 60

• 92

• 70

• 76