Scatter Plots and Trend Lines (Line of Best Fit)

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.HSF.BF.A.2

The number of siblings you have and your weight. 

• Positive correlation
• Negative correlation
• No correlation
• All of the above

Tags

CCSS.HSS.ID.B.5

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

• Positive correlation
• Negative correlation
• No correlation
• All of the above

Tags

CCSS.HSS.ID.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 correlation?

• Negative correlation
• No correlation
• Positive correlation
• All of the above

Tags

CCSS.HSF-LE.A.1B

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

Tell whether x and y show a positive, a negative, or no correlation.

• Positive correlation

• Negative correlation

• No correlation

Tags

CCSS.HSS.ID.B.5

Tell whether x and y show a positive, a negative, or no correlation.

• Positive correlation

• Negative correlation

• No correlation

Tags

CCSS.HSS.ID.B.5

Tell whether x and y show a positive, a negative, or no correlation.

• Positive correlation

• Negative correlation

• No correlation

Tags

CCSS.HSS.ID.B.5

Which of the following lines represents the line of best fit for the scatter plot?

• A
• B
• C
• D

Tags

CCSS.8.EE.B.5