Simultaneous measurement of humidity Y (%) and temperature X (°C) at a given site are given as under :
|
Y : |
30 |
40 |
45 |
60 |
65 |
|
X : |
40 |
35 |
30 |
25 |
20 |
The correlation coefficient between Y and X is :
1
-0.987
2
0.826
3
0.621
4
-0.360