Logging in. At peak periods, 15% of attempted log-ins to an online emailservice fail
Chapter 0, Problem 13.2(choose chapter or problem)
Logging in. At peak periods, 15% of attempted log-ins to an online emailservice fail. Log-in attempts are independent and each has the same probability offailing. Darci logs in repeatedly until she succeeds. X is the number of the log-inattempt that finally succeeds.
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