Scatterplot vs Line Graph

A group of friends recorded the time it took to ride their bikes around the park. The scatterplot shows their results with the line of best fit.

Using the line of best fit, which is closer to the number of minutes it would take to complete 9 laps?

• 4

• 5

• 6

• 7

Which graph shows a line of best fit for the scatterplot?

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• 
• 
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Which equation could describe the line of best fit for the graph?

• y = 5x + 236

• y = -5x + 236

• y = 1/5 x + 236

• y = -1/5 x + 236

Which graph shows a line of best fit for the scatter plot?

• Graph A

• Graph B

• Graph C

• Graph D

What relationship is shown in the scatter plot?

• As the cost goes down, the number sold goes down.

• As the cost goes up, the number sold goes down.

• As the cost goes down, the number sold remains the same.

• There is not relationship between cost and the number sold.

Which graph shows the line of best fit?

• Graph A

• Graph B

• Graph C

• Graph D

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

• A

• B

• C

• D

The scatterplot shows the relationship between the number of bags of popcorn that are sold and the price per bag.

Which of these graphs shows the line of best fit?

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• 
• 
• 

Which two equations is a reasonable estimate for the trend line pictured?

For which scatter plot would the line of best fit be represented by the equation y = ½x + 2?

• Graph A

• Graph B

• Graph C

• Graph D