Question: 4.10 Work and Sleep The scatterplot shows the number of hours of work per week and the number of hours of sleep per night for

4.10 Work and Sleep The scatterplot shows the number of hours of work per week and the number of hours of sleep per night for some college students. Does the graph show a strong increasing trend, a strong decreasing trend, or very little trend? Explain.

Sleep Hours 11 10 9 8 7 65 4 0 10 20

4.11 Age and Sleep The scatterplot shows the age and number of hours of sleep “last night” for some students. Do you think the trend is slightly positive or slightly negative? What does that mean?

20 30 40 50 60 70 80 Work Hours

Sleep Hours 11 10 9 8 7 65 4 0 10 20 20 30 40 50 60 70 80 Work Hours

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