UNIT 6.1 & 6.2 - PRACTICE FINAL

Match the following

• Positive, Linear Correlation

• 
• No Correlation

• 
• Negative, Linear Correlation

• 
• Non-linear Correlation

• 

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

Tags

CCSS.8.EE.B.5

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

What are the coordinates of the outlier?

• (1,9)

• (9,1)

• (2,2)

• y=x

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

Which sentence describes the relationship shown on this scatter plot?

• 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

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

Students recorded the total number of pages and chapters in each of several books on the scatterplot. Based on the scatterplot, which is the best prediction of the total number of pages in a book with 4 chapters?

• 120 pages

• 140 pages

• 90 pages

• 150 pages