in our company we are using NPS as customer satisfaction measurement. i have to prove that we need to increase the sampling size, so I want to use proc power.
Normally I use proc power for 2 groups, But NPS has 3 groups (promoter, detractor, passive).
Which method should I use in proc power?
Hello Hans,
Have a look to these Communities topics and let us know if it answers your question :
Koen
Hello Hans,
Have a look to these Communities topics and let us know if it answers your question :
Koen
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