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Competitive Stats
Q41Section ST (Statistics (Q11–Q65))41 of 65

Conditional mean of an odd uniform

Let XX be a random variable having discrete uniform distribution on {1,3,5,7,…,99}\{1, 3, 5, 7, …, 99\}. Then E(X∣X is not a multiple of 15)E(X | X \text{ is not a multiple of } 15) equals

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