Linear Relationships in Scatterplots

The scatterplot shows the relationship between the weight in pounds and the age in weeks of a certain dog breed. Based on the scatterplot, which is the best prediction of the weight in pounds of a dg that is 28 weeks old?

• 12 lb

• 75 lb

• 45 lb

• 105 lb

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TEKS 8.5D

The scatterplot shows the relationship between the number of games a baseball team won in a season and the number of hours the team practiced each week during the season. Based on the scatterplot, which is the best prediction of the number of games a baseball team won if the team practiced 3 hours each week during the season?

• 10 games

• 20 games

• 13 games

• 15 games

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TEKS 8.5D

Ben collected data from a group of 12 people. He measured each person's resting heart rate and recorded the average number of hours each person exercised per week. He created a scatterplot to show the data he collected. Based on the scatterplot, what is the best prediction of the resting heart rate, in beats per minute, of a person who exercises an average of 8 hours each week?

• 30 beats per minute

• 50 beats per minute

• 55 beats per minute

• 60 beats per minute

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TEKS 8.5D

Which scatterplot shows both negative and linear association?

• A

• B

• C

• D

Which scatter plot shows a linear relationship between x and y?

• 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 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 scatterplot suggests a linear relationship between x and y?

• 
• 
• 
• 

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TEKS 8.5C

The scatterplot shows the height in centimeters and weight in kilograms of several students. Based on the scatterplot, which is the best prediction of the height in centimeters of a student with a weight of 64 kilograms?

• 152 cm

• 160 cm

• 162 cm

• 156 cm

Tags

TEKS 8.5D

Tags

TEKS 8.5D