Data

Sample size

Minimum value

Mean

Median

Skewness

EK

Data 1

69

1.312

2.451

2.478

−0.028

−0.059

Data 2

23

17.880

72.230

67.800

0.941

0.488

Data 3

20

1.800

4.535

3.950

2.173

5.353