This function calculates the slope of the regression line. It uses the following formula: Covar_Pop(Y, X)/Var_Pop(X). Pairs with NULL values are discarded.
Syntax:
Regr_Slope(Y, X)
Parameters:
- Y. Type: Number.
- X. Type: Number.
Example:
|
X |
Y |
|
1 |
7 |
|
2 |
1 |
|
3 |
2 |
|
4 |
5 |
|
5 |
7 |
|
6 |
34 |
|
7 |
32 |
|
8 |
43 |
|
9 |
87 |
SELECT Regr_Slope(Y, X) FROM Table
Result:
8.91666667
Next page: Regr_Intercept
