This function calculates the Y-intercept of the regression line. It uses the following formula: AVG(Y) - Regr_Slope(Y, X) * AVG(X). Pairs with NULL values are discarded.
Syntax:
Regr_Intercept(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_Intercept(Y, X) FROM Table
Result:
-20.361111
Next page: Regr_Count