caitlyn6495 caitlyn6495

26-03-2024
Mathematics

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If n biscuits are distributed among N different beggars, what is the probability that a particular baggar gets exactly r biscuits ?
a. ⁿCᵣ(N−1)ⁿ⁻ʳ⁻¹/Nⁿ
b. ⁿCᵣr(N−1)ⁿ/Nⁿ
c. ⁿCᵣ(N−1)ⁿ⁻ʳ/Nⁿ
d. ⁿCᵣ(N−1)ʳ/Nⁿ

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