Organohalogen concentrations and a gross and histologic ...

Table 4
Results (test and p-values) from normality and regression tests of traits. t-test (mean=0): test on (L-R), Shapiro-Wilk: test on (L-R),
Skewness: test on (L-R), Kurtosis: test on (L-R), Regression analysis: regression of │L-R│ on size and Spearman correlation: correlation
of │L-R│ and size. ’ * ’: indicates statistic significant differences at the p=0.05 level, ’ ** ’: indicates statistic significant differences at the
p=0.01 level and’ *** ’: indicates statistic significant differences at the p=0.001 level.
Trait/test t-test Shapiro-Wilk Skewness Kurtosis Regression Spearman
t p t p t p p p df
Skull
21 3.51