A small sample of people were surveyed about their coffee drinking and sleeping habits. Does drinking coffee impact one’s amount of sleep? NOTE: this data is made up for instructional purposes!

Daily Cups of Coffee Sleep (minutes)

3

400

0

480

8

310

1

300

1

390

2

360

1

410

0

500

2

390

1

480

3

360

4

430

0

450

5

240

1

420

2

380

1

480

1 Describe the relationship between coffee intake and minutes of sleep shown in the data above.

2 Why is the y-axis of the display above misleading?

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