Samples

Mean

Standard deviation

asymmetry

Description

GA-3

1.72

0.67

0.16

Medium sands, fairly well classified with asymmetry towards the ends

GA-4

1.64

0.52

0.21

Medium sands, fairly well classified with asymmetry towards the ends

GA-5

1.1

0.62

−0.02

Medium sands, fairly well graded almost symmetrical

GA-6

0.5

0.6

0.26

Coarse sands and gravels, fairly well classified with asymmetry towards the fine

GA-7

0.23

0.87

0.11

Coarse sands and gravels, moderately graded with asymmetry towards the fine

GA-8

1.4

0.75

0.06

Medium sands, moderately graded almost symmetrical