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Table 2 Descriptive statistics

From: Are the expected benefits of requirements reuse hampered by distance? An experiment

Modality Co-located (\(\hbox {N}=13\)) Global (\(\hbox {N}=16\))
Statistic Mean Median SD Mean Median SD
Effectiveness 2.00 1.0 1.35 1.75 1.5 1.00
Productivity 13.14 10.0 7.91 8.82 7.5 4.95
Difficulty 2.62 3.0 1.04 2.56 2.0 1.21
Speed 2.62 3.0 1.19 2.44 2.0 1.21
Quality 2.54 3.0 .52 2.62 2.0 .89
Understanding 2.15 2.0 .55 2.12 2.0 .72
  1. SD std. deviation