Scatter diagram........

Which is the best line of best fit?

• Red

• Blue

• Green

• Purple

What relationship is suggested by the scatter diagram?

• Line of best fit

• As age increases, weight increases

• As age increases, weight decreases

• No relationship between age and weight

What type of correlation does this graph have?

• Negative

• no correlation

• positive

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

What type of association does this graph have?

• positive 
• negative
• none
• all of the above

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 140 pages. 

• 12 chapters
• 19 chapters
• 14 chapters
• 21 chapters

What type of correlation does this graph have?

• positive

• negative

• none

• all of the above

Describe the correlation in the graph shown.

• Strong Negative

• Strong Positive

• Weak Negative

• Weak Positive

What type of correlation does this scatter plot show?

• positive

• negative

• no correlation

• nonlinear association