n page 2 for the 8 participants.  a.Sketch a scatter plot for the data, is the relationship linea

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Are searcher is proposing that exercise makes a person more energized as a result they require less sleep. He carries out a survey on the number of hours of exercise per week and the average hours of sleep needed per night in order to feel well rested. The results are shown on page 2 for the 8 participants. 

a.Sketch a scatter plot for the data, is the relationship linear?
b.What is the correlation between the two variables?
c.Calculate the coefficient of determination and explain. 

Average hours
of sleep
5.2
2
3.4
8.
1.5
6.
4.
needed/night
Hours of
exercise/week
8.6
8.1
8.5
7.4
6.8
9.4
7.7
10
Transcribed Image Text:Average hours of sleep 5.2 2 3.4 8. 1.5 6. 4. needed/night Hours of exercise/week 8.6 8.1 8.5 7.4 6.8 9.4 7.7 10
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