Calculate the correlation coefficient between the heights of fathers in inches (X) and their sons (Y)
X
65
66
57
67
68
69
70
72
Y
67
56
65
68
72
72
69
71
X |
Y |
XY |
X2 |
Y2 |
65 |
67 |
4355 |
4225 |
4489 |
66 |
56 |
3696 |
4356 |
3136 |
57 |
65 |
3705 |
3249 |
4225 |
67 |
68 |
4556 |
4489 |
4624 |
68 |
72 |
4896 |
4624 |
5184 |
69 |
72 |
4968 |
4761 |
5184 |
70 |
69 |
4830 |
4900 |
4761 |
72 |
71 |
5112 |
5184 |
5041 |