1 Correlation

  1.1 The calculation of Pearson’s $r$

  1.2 The significance of Pearson’s $r$

  1.3 Spearman’s coefficient of correlation

  1.4 The calculation of Spearman’s $R$

  1.5 The significance of spearman’s $R$

  1.6 Table 1: Upper 5% points of the $F$ distribution

  1.7 Table 2: Critical points of student’s $t$ distribution