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a.) Two students, A and B play a game of chance: Student A plays $2 to play. He

ID: 3378295 • Letter: A

Question


a.) Two students, A and B play a game of chance: Student A plays $2 to play. He is then allowed to flip a coin at most 5 times. If on the first time tails appears, student A gets $1 and the game ends, Otherwise, student A flips again, if tails appears, he gets $2. They continue so that if the first time tails appears is on the third toss student A gets $4, the fourth toss, $8, and the fifth toss $16. What is student A's expected value for this game?
b.) If a four card hand is drawn at random from a standard deck of cards, What is the expected value of the following (ace, two, jack or five) ?

Explanation / Answer

a.) Two students, A and B play a game of chance: Student A plays $2 to play. He