hard · GMAT Quant
A streaming service offers three subscription tiers: Basic (60%), Pro (30%), and Ultra (10%). The churn rate (probability of canceling) in a month is 0.08 for Basic, 0.04 for Pro, and 0.02 for Ultra.
If a user cancels their subscription, what is the probability they were an Ultra subscriber?
- 0.032
- 0.100
- 0.020
- 0.774
- 0.194
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