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Table 3 Average values of process indicators for each cluster

From: Clustering students’ writing behaviors using keystroke logging: a learning analytic approach in EFL writing

Cluster

Cluster 1

Cluster 2

Cluster 3

Cluster 4

Cluster 5

The geometric mean of within-word pauses

4.34

4.95

5.22

5.27

4.74

The geometric mean of before-word pauses

6.09

7.65

6.006

7.13

5.65

The geometric mean of before-sentence pauses

15.75

32.82

16.64

9.79

37.54

The longest pause

752709.005

330978.25

204165.91

427540.005

240226.75

Location of the longest pause

2

3.5

4.90

1

8.5

Pause variance

2.70E+08

1.64E+08

5.66 E+07

7.55E+07

1.17E+08

Total pause time

3607.6

3855.74

2664.58

3758.58

2416.21

Total active writing time

1016.83

1026.19

1105.97

1512.17

801.62

Total process time

4624.43

4881.93

3770.55

5270.75

3217.83

Total words in main document

365

330.25

428.45

649

293.5

Mean word length

4.72

5.01

4.87

4.726

4.98

Mean typed in p-bursts

17.69

9.09

13.08

14.843

12.12

Total typed per minute

36.04

25.16

41.28

43.75

34.78

Total keystrokes

2859

2068.5

2596.818182

3846

1879.25