The expected number of calls in progress in a given cell is 75. Give an upper bound on P[ X > 85] 11/23/2013 | HIma from New York, NY | 1 Answer | 0 Votes Mark favorite Subscribe Comment
Use Markov's inequality: If X is any nonnegative random variable and a > 0, P(X≥a) ≤ E(x)/a. Therefore, P (X>85) = P(X≥86) ≤ 75/86 ≈ 0.872. 11/23/2013 | Andre W. Comment