# simpleLinearRegression

Performs simple (unidimensional) linear regression.

``simpleLinearRegression(x, y)``

Parameters:

• `x` β Column with dependent variable values.
• `y` β Column with explanatory variable values.

Returned values:

Constants `(a, b)` of the resulting line `y = a*x + b`.

Examples

``SELECT arrayReduce('simpleLinearRegression', [0, 1, 2, 3], [0, 1, 2, 3])``
``ββarrayReduce('simpleLinearRegression', [0, 1, 2, 3], [0, 1, 2, 3])βββ (1,0)                                                             ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ``
``SELECT arrayReduce('simpleLinearRegression', [0, 1, 2, 3], [3, 4, 5, 6])``
``ββarrayReduce('simpleLinearRegression', [0, 1, 2, 3], [3, 4, 5, 6])βββ (1,3)                                                             ββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββββ``