Table 1 Summary of May 2011 closed user group billing statements
From: Mobile phones and social structures: an exploration of a closed user group in rural Ghana
Topic | Free Airtel to Airtel | Free Airtel to Other | Airtel to Airtel | Airtel to Other |
|---|---|---|---|---|
# Of accounts | 61 | 60 | 10 | 20 |
# of calls/data/SMS | 4,184 | 3,982 | 63 | 158 |
Range of calls/data/SMS, by account | 2 to 219 | 1 to 183 | 1 to 22 | 1 to 27 |
Average # calls/data/SMS | 69 | 66 | 6 | 8 |
Median # calls/data/SMS | 59.5 | 62 | 3.5 | 5.5 |
IQR of calls/data/SMS | 30.25 – 101.5 | 42 – 88.5 | 2.25 – 8.25 | 3 – 9.25 |
Range of total call duration | 1.8 – 355.6 minutes | 0.1 – 368.8 minutes | 0.4 – 114.2 minutes | 1.6 – 89.3 minutes |
Range of average call duration | 0.67 – 4.1 minutes | 0.1 – 4.1 minutes | 0.1 – 38.1 minutes | 0.97 – 10 minutes |
Average call duration for one call | 1.8 minutes | 1.9 minutes | 3.9 minutes | 2.67 minutes |
Median call duration | 99.6 minutes | 107.2 minutes | 6.7 minutes | 16.7 minutes |
IQR of call duration | 53.8 – 171.8 minutes | 70.1 – 173.4 minutes | 1.2 – 18.9 minutes | 9.2 – 25.1 minutes |