Covariance calculations and correlations
Code: "stat_corr.m". Programming language: Octave DMelt Version 1. Last modified: 05/09/2015. License: Free
https://datamelt.org/code/cache/stat_corr_7984.m
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v1=[1,10,20,2,4,7,4,3]
v2=[3,11,10,3,5,5,7,3]
a=cov(v1,v2);           printf('Covariance=%f\n',a)
a=correlation(v1,v2);   printf('Coeff. correlation=%f\n',a)