Method: Statsample::Regression::Simple#ssr

Defined in:
lib/statsample/regression/simple.rb

#ssr ⇒ Object

Sum of square regression



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# File 'lib/statsample/regression/simple.rb', line 39

def ssr
  vy_mean=@vy.mean
  (0...@vx.size).inject(0) {|a,i|
    a+((y(@vx[i])-vy_mean)**2)
  }

end