The article purpose is to unify the knowledge about the main statistical methods. The general lineal pattern put on the same level the value of a variable to the sum of a constant, plus the partial and pondered influence of each one of the other variables, plus the error. The correlation's coefficient and the REG/CORR.MULT (and the corresponding tests of significance), the t test and the ANOVA, they are all special cases of the general lineal pattern.