A gambler who keeps placing $1 bets on roulette will, after a very large number of bets, find that his average winnings per bet are close to $0.947.  (The house keeps the other $0.053 per bet.)  The statistical term for the number $0.947 is   A. the expected value of a bet.   B. a random number.   C. "The Bet" by Anton Chekov.   D. the probability of winning a bet.   E. the bias of a bet.

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A gambler who keeps placing $1 bets on roulette will, after a very large number of bets, find that his average winnings per bet are close to $0.947.  (The house keeps the other $0.053 per bet.)  The statistical term for the number $0.947 is

  A.

the expected value of a bet.

  B.

a random number.

  C.

"The Bet" by Anton Chekov.

  D.

the probability of winning a bet.

  E.

the bias of a bet.

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