"standard" deck of playing cards consists of 52 Cards in each of the 4 suits of Spades, Hearts, Diamonds, and Clubs. Each suit contains 13 cards: Ace, 2,3, 4, 5, 6, 7, 8, 9, 10, Jack, Queen, King.So, there are 4 ways to choose Jacks from these 52 cards. You randomly pick a card at each attempt without knowing which card it is. a)What is the expected number of trials to get the first Jack? b)What is the probability that you always get a Jack? c)What is the standard deviation of this dis

A First Course in Probability (10th Edition)
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ISBN:9780134753119
Author:Sheldon Ross
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Chapter1: Combinatorial Analysis
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A "standard" deck of playing cards consists of 52 Cards in each of the 4 suits of Spades, Hearts, Diamonds, and Clubs. Each suit contains 13 cards: Ace, 2,3, 4, 5, 6, 7, 8, 9, 10, Jack, Queen, King.So, there are 4 ways to choose Jacks from these 52 cards. You randomly pick a card at each attempt without knowing which card it is.

a)What is the expected number of trials to get the first Jack?

b)What is the probability that you always get a Jack?

c)What is the standard deviation of this distribution?

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