x | 12.1 | 28.4 | 24.5 | 14.3 | 7.5 | 27.7 | 16.2 | 20.1 |
y | 28 | 77 | 39 | 23 | 15 | 30 | 15 | 25 |
Use a calculator to verify that Σx = 150.8,
Σx2 = 3247.70, Σy = 252,
Σy2 = 10738 and Σxy = 5499.0.
Compute r. (Round to 3 decimal places.)
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