Scatterplot

What is a scatter plot?

• A graph that shows the relationship of two data sets.
• A graph drawn using rectangular bars to show how large each value is.
• A graph that shows information that is connected in some way.
• A graph that shows data changing over time.

Name the correlation in this graph

• Positive correlation

• Negative correlation

• No correlation

• Lots of correlation

Name the correlation in this graph

• Negative correlation

• No correlation

• Lots of correlation

• Positive correlation

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

• A
• B
• C
• D

Name the correlation in this sentence: The average temperature in a city and the number of speeding tickets in the city.

• Lots of correlation

• Negative correlation

• No correlation

• Positive correlation

Name the correlation in this sentence: A runner's time and the length of a race.

• Positive correlation

• Negative correlation

• Lots of correlation

• No correlation

What type of relationship does this graph have?

• Positive
• Negative
• No Relationship
• Constant 

Choose the correct equation for the trend line shown.

• y= (-1/3)x + 70
• y= (1/3)x - 70
• y= (-10/3)x + 70
• y= (10/3)x - 70

If Gold's Gym paid $250 for each TV, how many did they buy?

• 35

• 30

• 45

• 20

The following scatter plot shows Pam's training as she prepares to run a 6 mile race at the end of the month. Which of the following would be a reasonable approximation for the length of time it would take for her to run 6 miles?

• A. 50 min

• B. 80 min

• C. 45 min

• D. 60 min