Question
A third student keeps buying chocolate bars until he finds 5 prize vouchers. Let W be the numbers of bars before getting the 5 prize
A third student keeps buying chocolate bars until he finds 5 prize vouchers. Let W be the numbers of bars before getting the 5 prize vouchers.
i. Write down the pmf of W.
ii. Calculate Pr(W = 2).
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Discrete and Combinatorial Mathematics An Applied Introduction
Authors: Ralph P. Grimaldi
5th edition
201726343, 978-0201726343
