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Table 3 Descriptive statistics considering the average number of CRs per developer by location

From: Analyzing the scalability of coordination requirements of a distributed software project

 

1 day

7 days

15 days

30 days

Same location

Different locations

Same location

Different locations

Same location

Different locations

Same location

Different locations

Mean

0.65

1.56

2.87

11.34

4.89

22.21

6.53

32.93

Median

0

0

2

7

5

25

7

37

Std. dev.

1.23

3.16

2.71

11.89

3.41

15.87

3.51

15.93

Max. value

9

22

13

49

13

52

14

61

Min. value

0

0

0

0

0

0

0

0

Skewness

2.62

2.45

0.66

0.68

0

−0.16

−0.32

−0.87

Kurtosis

8.33

6.07

−0.62

−0.67

−1.26

−1.39

−0.68

−0.26