Scatter Plots

What is the correlation?

• Negative correlation

• No correlation

• Positive correlation

• All of the above

You are analyzing a scatter plot that has a negative correlation. What is true of the of the x and y values?

• As x increases, y decreases

• As x increases, y increases

• As x decreases, y decreases

What is the correlation between length of running start and distance of jump?

• positive:  the further you run the further you jump

• negative: the less you run the less distance of your jump

• positive: the further your running start the less your distance

What type of association does this graph have?

• positive 

• negative

• none

• all of the above

What represents the y axis?

• ABC Company

• Hours Worked

• Amount Earned in Dollars

• Hours in Car

What type of correlation 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

Which scatter plot shows a linear relationship between x and y?

• Graph A

• Graph B

• Graph C

• Graph D

In this image, how would you describe the point that does not fit the pattern of the other dots?

• The point is a linear model.

• The point is an outlier.

• The point is the range.

• The point is the median.

As the age of the car increases, its value decreases. Which scatterplot represents this relationship?

• A

• B

• C

• D