Multiple regression: Difference between revisions

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=={{header|C}}==

{{incorrect|C|X input must be a two-dimensional array. Most examples on this page are wrong -- see task description and Talk.}}

Using GNU gsl and c99, with the WP data<syntaxhighlight lang="c">#include <stdio.h>

#include <gsl/gsl_matrix.h>

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=={{header|Go}}==

{{incorrect|Go|X input must be a two-dimensional array. Most examples on this page are wrong -- see task description and Talk.}}

The [http://en.wikipedia.org/wiki/Ordinary_least_squares#Example_with_real_data example] on WP happens to be a polynomial regression example, and so code from the [[Polynomial regression]] task can be reused here. The only difference here is that givens x and y are computed in a separate function as a task prerequisite.

===Library gonum/matrix===

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=={{header|Python}}==

{{incorrect|Python|X input must be a two-dimensional array. Most examples on this page are wrong -- see task description and Talk.}}

'''Method with matrix operations'''

<syntaxhighlight lang="python">import numpy as np