Scatterplot Practice

Which graph best shows a positive correlation between the number of hours studied and the test scores?

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The cost of a ticket to Funland varies according to the season. Which of the following conclusions about the number of tickets purchased and the cost per ticket is best supported by the scatter plot shown?

• The cost per ticket increases as the number of tickets purchased increases.

• The cost per ticket decreases as the number of tickets purchased increases.

• The cost per ticket is unchanged as the number of tickets purchased increases.

• There is no relationship between the cost per ticket and the number of tickets purchased.

Which statement best describes the relationship between the average traffic volume and average vehicle speed shown on the scatter plot?

• As traffic volume increases, vehicle speed increases.

• As traffic volume increases, vehicle speed decreases.

• As traffic volume increases, vehicle speed increases at first, then decreases.

• As traffic volume increases, vehicle speed decreases at first, then increases.

Which statement best describes the relationship shown in the scatter plot?

• No correlation

• Positive correlation

• Negative correlation

• Mixed correlation

Which statement best describes the relationship shown in the scatter plot?

• No correlation

• Positive correlation

• Negative correlation

• Mixed correlation

Which statement best describes the relationship shown in the scatter plot?

• No correlation

• Positive correlation

• Negative correlation

• Mixed correlation

The police department tracked the number of

ticket writers and number of tickets issued. The scatter plot shows the results. Based on the scatter plot, When there are 10 ticket writers....

• there will be 800 tickets issued.

• there will be 600 tickets issued.

• there will be 500 tickets issued.

• there will be 150 tickets issued.

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.

What is the type of correlation?

• Negative 
• no association
• positive 

What type of correlation does this graph have?

• positive 
• negative
• none
• all of the above