Scatterplots

Given the points (0, 16) and (2, 20) write an equation for the line.

• y=1/2x + 16
• y= 1/2x - 16
• y = 2x + 16
• y = 2x - 16

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 6 absences should get approximately what score on the final exam? 

• 85
• 92
• 70
• 76

The scatter plot shows the relationship between the number of chapters and the total number of pages for several books.  Use the trend line to predict how many chapters would be in a book with 180 pages. 

• 16 chapters
• 17 chapters
• 18 chapters
• 20 chapters

Tags

CCSS.HSA.CED.A.2

CCSS.HSF.IF.B.4

CCSS.HSS.ID.B.6

CCSS.HSS.ID.C.7

The following scatter plot shows Pam's training as she prepares to run a 6 mile race at the end of the month.  Which of the following would be a reasonable approximation for the length of time it would take for her to run 6 miles? 

• 54 min

• 80 min

• 45 min

• 60 min

What type of correlation does this graph have?

• positive
• negative
• none
• all of the above

What type of correlation does this graph have?

• positive 
• negative
• none
• all of the above

What is the type of correlation?

• Negative 
• no association
• positive 

If Gold's Gym paid $250 for each TV, how many did they buy?

• 35
• 30
• 45
• 20

Tags

CCSS.HSF.IF.A.2

If the carpenter worked for 6 days, how much did he earn?

• 1250
• 1500
• 1750
• 2000

Tags

CCSS.HSF.IF.B.4

If the debate team plans to practice for 6 hours, how many debates should they win?

• 20
• 16
• 24
• 28