Variable

Mean

Std. Deviation

skew

c.r.

Kurtosis

c.r.

I1

3.28

1.05

−0.35

−3.76

−0.05

−0.26

I2

3.29

1.04

−0.37

−3.97

−0.16

−0.88

I3

3.29

1.00

−0.42

−4.53

−0.12

−0.67

I4

3.26

1.05

−0.35

−3.78

−0.09

−0.50

I5

3.22

1.07

−0.31

−3.31

−0.42

−2.24

I6

3.21

1.09

−0.30

−3.23

−0.41

−2.22

I7

3.14

1.14

−0.23

−2.43

−0.56

−3.01

I8

3.12

1.20

−0.11

−1.19

−0.94

−5.03

I9

3.09

1.22

−0.11

−1.22

−0.94

−5.07

I10

3.12

1.23

−0.04

−0.45

−1.02

−5.47

I11

3.05

1.24

−0.07

−0.80

−1.00

−5.39

I12

3.08

1.26

−0.11

−1.15

−1.06

−5.71

I13

3.17

1.16

−0.07

−0.71

−1.09

−5.84

I14

3.16

1.16

−0.08

−0.82

−1.00

−5.37

I15

2.81

1.08

−0.02

−0.17

−0.45

−2.41

I16

2.84

1.13

−0.02

−0.25

−0.64

−3.46

I17

2.86

1.14

0.08

0.88

−0.59

−3.19

I18

2.86

1.13

0.13

1.43

−0.54

−2.91

I19

2.89

1.14

0.04

0.39

−0.70

−3.74

I20

2.84

1.10

0.01

0.13

−0.57

−3.06

I21

2.80

1.09

0.12

1.32

−0.57

−3.07