Scatterplots and Line of Best Fit B6 Review

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. 

• 12 chapters
• 15 chapters
• 18 chapters
• 21 chapters

Tags

CCSS.6.EE.C.9

CCSS.6.SP.B.4

About how many male math teachers were there in 2006?

• 15
• 30
• 35
• 45

Tags

CCSS.HSF.IF.B.4

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 pages would be in a book with 19 chapters. 

• 150 pages
• 170 pages
• 190 pages
• 210 pages

Tags

CCSS.6.EE.C.9

CCSS.6.SP.B.4

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? 

• 65
• 92
• 70
• 76

Tags

CCSS.6.SP.A.2

CCSS.6.SP.B.4

CCSS.6.SP.B.5

Based on the graph, if Joe earned $400, how many hours did he work?

• 25 hours
• 35 hours
• 45 hours
• 15 hours

Tags

CCSS.6.EE.B.6

CCSS.6.EE.B.7

CCSS.6.EE.C.9

CCSS.6.RP.A.2

CCSS.6.RP.A.3

What is the type of correlation?

• Negative 
• no correlation
• positive 

Tags

CCSS.HSF-LE.A.1B

• Non-Linear Correlation
• Postive, Linear Correlation
• Negative, Linear Correlation
• No Correlation

Tags

CCSS.6.SP.A.1

CCSS.6.SP.A.2

CCSS.6.SP.B.4

CCSS.6.SP.B.5

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 of the following could be a possible line of best fit for the data?

• y = -5/2x + 20
• y = -x + 19
• y = x + 20
• y = 2/3x + 15 

Tags

CCSS.HSA.CED.A.2

CCSS.HSS.ID.B.6

CCSS.HSS.ID.C.7

The equation of the trend line is y= 1/2x +1
How many laps can a bicycle make around the park in 23 minutes?

• 44 laps
• 12 1/2 laps
• 23 laps

Tags

CCSS.6.EE.B.5

CCSS.6.EE.B.6

CCSS.6.EE.B.7

CCSS.6.EE.C.9

CCSS.6.RP.A.2

CCSS.6.RP.A.3