Interpret Scales in Data Displays

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1 point

Use the graph to answer questions 1 through 4.

The graph shows a scatter plot of Habr's bike ride with the line of best fit.

1. What are the horizontal and vertical scales? *

1 point

A. Horizontal and Vertical = 0.5

B. Horizontal and Vertical = 2

C. Horizontal = 0.5; Vertical = 2

D. Horizontal = 2; Vertical = 0.5

2. What are the coordinates of a point that is 2 units to the right and 4 units up from the origin? *

1 point

A. (1,8)

B. (2,4)

C. (4,2)

D. (8,1)

3. Describe the location of the point (2.5, 20). *

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A. 2.5 units right and 20 units up

B. 5 units right and 10 units up

C. 10 units right and 5 units up

D. 20 units right and 2.5 units up

4. How far from home does the line of best fit suggest Habr will be after three hours? *

1 point

A. 12 mi

B. 22 mi

C. 24 mi

D. 28 mi

Use the graph to answer questions 5 through 8.

Maylin works a booth at a craft fair. She records the number of customers and the total revenue brought in from her booth.

5. Describe the scale of the horizontal axis. *

1 point

A. Scaled by 10

B. Scaled by 50

C. Break to 50, then scaled by 10

D. Break to 10, then scaled by 50

6. What does the point 5 units to the right and 2 units up from the origin represent? *

1 point

A. 50 customers yield $200 in revenue

B. 60 customers yield $250 in revenue

C. 80 customers yield $450 in revenue

D. 90 customers yield $500 in revenue

7. Describe the location of the point (60,250). *

1 point

A. 2 units right and 1 unit up

B. 6 units right and 1 unit up

C. 2 units right and 6 units up

D. 6 units right and 5 units up

8. Describe the scale of the vertical axis. *

1 point

A. Scaled by 50.

B. Scaled by 250.

C. Break to 50, then scaled by 10.

D. Break to 150, then scaled by 100.

Use the graph to answer question 9 through 13.

Cole posted a video and recorded the number of times it was viewed.

9. What is the horizontal scale? *

1 point

A. 0.2

B. 0.5

C. 5

D. 30

10. What is the vertical scale? *

1 point

A. 0.2

B. 1.2

C. 2

D. 5

11. Describe the location of the point (25, 1). *

1 point

A. 1 unit right and 5 units up

B. 5 units right and 20 units up

C. 5 units right and 5 units up

D. 25 units right and 1 unit up

12. What are the coordinates of the point that is 2 units to the right and 1 unit up from the origin? *

1 point

A. (5, 0.1)

B. (10, 0.2)

C. (15, 0.6

D. (20, 0.8)

13. About how many views did Cole's video get 15 weeks after he posted it? *

1 point

A. 6,000 views

B. 60,000 views

C. 600,000 views

D. 6,000,000 views

Use the graph to answer questions 14 through 17.

Berny and his friends made a graph of their height and shoe size.

14. Describe the scale of the vertical axis. *

1 point

A. Break to 9, then scaled by 0.5.

B. Break to 9, then scaled by 1.

C. Break to 63, then scaled by 2.

D. Break to 63, then scaled by 3.

15. What does the line of best fit suggest the height would be for a person who wears size 10.5 shoes? *

1 point

A. 66 in.

B. 69 in.

C. 71 in.

D. 73 in.

16. According to the horizontal scale on the graph, how many horizontal units would separate the points (9.5, 66) and (12, 73)? *

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A. 2.5

B. 3

C. 5

D. 6.5

17. The points representing Emilio's and Malcolm's shoe sizes are 2 units apart on the vertical scale. What is the difference in their heights? *

1 point

A. 6 inches.

B. 5 inches

C. 2 inches

D. 1 inch

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