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A random group of 12 high school juniors were asked to estimate the average number of hours they study each week. The following give these hours along with the student's grade point average.
Hours
GPA
6
2.8
14
3.2
3
3.1
22
3.6
9
3.0
11
3.3
12
3.4
5
2.7
18
24
3.8
15
17
3.9
Find the sample correlation coefficient between hours reported and GPA.
Give an example of some data that you could analyze with a Chi Square. Discuss the level of measurement that you would need to use this test.
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