Assist in knowing Attrition, Shrinkage, service level, RTM, AHT, NPS scoring pattern, and formula

Hello Team, Request if you can assist in understanding Attrition, Shrinkage, service level, RTM, AHT, NPS scoring pattern, and formula for all the above in a detailed and easy-to-understand way.

Dear member, The information you have asked for is available on Google. Why you could not check Google is not understood. Anyway, you may click the following links:

For AHT and Service Level:
https://www.customerexperienceupdate...romoter-score/

For RTM:
https://techdocs.broadcom.com/us/en/...-terminal.html
RTMs are codes, and these will vary from one software to another.

Shrinkage:
https://www.quora.com/What-is-Shrink...a-BPO-industry

Thanks,

Regards, Dinesh Divekar