Scatter Plots

What type of association does this graph have?

• positive 
• negative
• none
• all of the above

What is the correlation?

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

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

• A
• B
• C
• D

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

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

• A
• B
• C
• D

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

Which sentence describes the relationship shown on this scatter plot?

• The more time spent training, the longer it takes to run 100 m.  
• As the time spent training increases, the time to run 100 m decreases. 
• As the time spent training decreases, the time to run 100 m decreases. 

The scatter plot below shows the number of books read by students in Mrs. Hall’s English class and their final grades. Which statement represents the best description about the line of best fit?

• The more books students read, the lower their English grade.
• The more books students read, the higher their English grade.
• The fewer books students read, the higher their English grade. 
• No relationship exists between the number of books students read and their English grades. 

What type of association does this graph show?

• Positive
• negative
• none
• all of the above

• 1

• 2

• 3

• 4