Using assumed average in Kari Pearson's formula, calculate coefficient of correlation, given the following data:
X | 78 | 89 | 97 | 69 | 59 | 79 | 68 | 61 |
Y | 125 | 137 | 156 | 112 | 107 | 100 | 123 | 158 |
X | 78 | 89 | 97 | 69 | 59 | 79 | 68 | 61 |
Y | 125 | 137 | 156 | 112 | 107 | 100 | 123 | 158 |