\[\huge b_i\] | Regression coefficient |
\[\huge df\] | Degrees of freedom |
\[\huge e_i\] | Error associated with variable i |
\[\huge F\] | F-statistic |
\[\huge H\] | Kruskall-Wallis test statistic |
\[\huge k\] | Number of levels of variables |
\[\huge ln\] | Natural logarithm |
\[\huge MS\] | Mean squared error |
\[\huge N, n, n_1\] | Size of sample of population |
\[\huge P\] | Probablity |
\[\huge r\] | Pearson’s correlationcoefficient |
\[\huge r_s\] | Spearman’s rank correlationcoefficient |
\[\huge r_b\] | Biserial correlationcoefficient |
\[\huge r\] | Multiple correlationcoefficient |
\[\huge R^2\] | Determination coefficient |
\[\huge s\] | Standard deviation of sample of population |
\[\huge s^2\] | Variance of sample of population |
\[\huge SS\] | Sum of squares |
\[\huge SSA\] | Sum of squares of variable A |
\[\huge SS_M\] | Model of sum of squares |
\[\huge SS_R\] | Rest sum of squares |
\[\huge SST\] | Total sum of squares |
\[\huge t\] | Test statistic for t-test |
\[\huge t\] | Test statistic for Wilcoxon’s matched-pairs signed-rank test |
\[\huge U\] | Test statistic for Mann-Whitney test |
\[\huge W_s\] | Test statistic for Wilcoxon’s rank-sum test |
\[\huge\bar{x}\] | Mean of sample scores |
\[\huge z\] | Point of data expressed in units of standard deviation |
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