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Table 6 Normality (Shapiro–Wilk) and homogeneity (Levene) tests for clay weights sizes distribution across sites

From: Looking beyond appearances: a multi-analytical approach on the prehistoric clay weights

Category

Sh-W

Levene

Thickness-Site

W = 0.9, p = 0.01

F = 2.6, p = 0.08

Height-Site

W = 1, p = 0.6

F = 3.68, p = 0.03

Width-Site

W = 0.9, p < 0.001

F = 2.12, p = 0.13

Hole diameter-Site

W = 0.8, p < 0.001

F = 1.86, p = 0.17

Weight-Site

W = 0.9, p < 0.001

F = 0.79, p = 0.46