Line of Best Fit Practice

What type of association does this graph show?

• Positive
• negative
• none
• all of the above

Is this line an accurate line estimate of best fit for the data?

• Yes

• No

Is this line an accurate line estimate of best fit for the data?

• Yes

• No

Which line is the best line of best fit?

• a

• b

• c

• i don't see any lines

• positive trend
• negative trend
• no trend

• positive trend
• negative trend
• no trend

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

• A
• B
• C
• D

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

• A
• B
• C
• D

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

Which sentence describes the relationship shown on this scatterplot?

• As the temperature decreases, the visitors increase. 
• As the temperature increases, the number of visitors increases. 
• As the visitors increase, the temperature decreases. 
• No correlation