3. Churn
Term used to describe customer attrition or
loss
Churn Rate
The number of participants who discontinue
their use of a service divided by the average
number of total participants during a period
India
Historically, monthly churn rate that Indian
operators grapple with ranges from 3.5 per
cent to 6 per cent
Source : TRAI
4. Mobile/Wireless subscriber base increased
to 87 crore at the end of May 2013,
registering a monthly growth of 0.37 percent
Source : TRAI
The total telecom base grew by 0.34 percent
to reach 90.005 crore
6. Multiple_Sims
Network duration
Mobile Service
Provider-Network Coverage
Provider-Call quality
Provider-Customer support
Provider-Offers and promotions
7. 55% oversampling based on trial and error
Error Report
Class # Cases # Errors % Error
1 430 106 24.65
0 716 104 14.53
Overall 1146 210 18.32