Question

find coefficient correlation r ?

x	y
1	2.0
3	23.33
2	65.33
4	12.65
5	50
6	60
7	16
8	32.6
10	87.9
9	99.8
21	54.7
11	21.9
13	55.7
14	21.6
15	67.7
16	76.8
17	12.8
18	52.7
18	12.8
16	27.9
15	87.8
80	22.3
54	54.7
54	12.65
21	76.7
42	121
65	65
22	364.66
21	725.7

Answer 1

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