CCSS.Math.Content.8.SP.A.1

Make a prediction for a resting heart rate after 6 hours of exercise a week.

• 6
• 50
• 55
• 59

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CCSS.Math.Content.8.SP.A.1

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. 

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CCSS.Math.Content.8.SP.A.1

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. 

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CCSS.Math.Content.8.SP.A.1

What type of correlation does this graph have?

• Negative

• no association

• positive

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CCSS.Math.Content.8.SP.A.1

r=0.3

• Strong positive

• Weak positive

• Strong negative

• Weak negative

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CCSS.Math.Content.8.SP.A.1

What type of association does this graph have?

• positive 
• negative
• none
• all of the above

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CCSS.Math.Content.8.SP.A.1

What type of correlation does this scatter plot show?

• Positive correlation

• Negative correlation

• No correlation

• Constant correlation

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CCSS.Math.Content.8.SP.A.1

What type of correlation does this graph show?

• A) Positive

• B) negative

• C) none

• D) all of the above

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CCSS.Math.Content.8.SP.A.1

What type of correlation does this graph have?

• Negative 
• no association
• positive 

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CCSS.Math.Content.8.SP.A.1

Joe works at the ABC Company. The scatter plot shows the number of hours Joe worked and the amount he earned over a span of several pay periods.

Based on the graph, what is the best prediction of the amount Joe would earn if he works 55 hours?

• $700

• $900

• $600

• $800

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CCSS.Math.Content.8.SP.A.1