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  2. Lottery mathematics - Wikipedia

    en.wikipedia.org/wiki/Lottery_mathematics

    For a score of n (for example, if 3 choices match three of the 6 balls drawn, then n = 3), () describes the odds of selecting n winning numbers from the 6 winning numbers. This means that there are 6 - n losing numbers, which are chosen from the 43 losing numbers in ( 43 6 − n ) {\displaystyle {43 \choose 6-n}} ways.

  3. Odds - Wikipedia

    en.wikipedia.org/wiki/Odds

    For example, given that there is a pattern of odds of 5/4, 7/4, 9/4 and so on, odds which are mathematically 3/2 are more easily compared if expressed in the equivalent form 6/4. Fractional odds are also known as British odds, UK odds, [9] or, in that country, traditional odds. They are typically represented with a "/" but can also be ...

  4. Lottery (decision theory) - Wikipedia

    en.wikipedia.org/wiki/Lottery_(decision_theory)

    In this case, the expected utility of Lottery A is 14.4 (= .90(16) + .10(12)) and the expected utility of Lottery B is 14 (= .50(16) + .50(12)), so the person would prefer Lottery A. Expected utility theory implies that the same utilities could be used to predict the person's behavior in all possible lotteries.

  5. Monty Hall problem - Wikipedia

    en.wikipedia.org/wiki/Monty_Hall_problem

    However, the probability of winning by always switching is a logically distinct concept from the probability of winning by switching given that the player has picked door 1 and the host has opened door 3. As one source says, "the distinction between [these questions] seems to confound many". [38]

  6. Orders of magnitude (probability) - Wikipedia

    en.wikipedia.org/wiki/Orders_of_magnitude...

    Gaussian distribution: probability of a value being more than 2 standard deviations from the mean on a specific side [17] 2.7×10 −2: Probability of winning any prize in the Powerball with one ticket in 2006 3.3×10 −2: Probability of a human giving birth to twins [19] 4.8×10 −2: Probability of being dealt a two pair in poker 10 −1 ...

  7. Lottery - Wikipedia

    en.wikipedia.org/wiki/Lottery

    The odds of winning can also be reduced by increasing the group from which numbers are drawn. In the SuperEnalotto of Italy, players must match 6 numbers out of 90. [52] The chance of winning the jackpot is 1 in 622,614,630. [53] Most lotteries give lesser prizes for matching just some of the winning numbers, with a lesser prize for fewer matches.

  8. Lucky for Life - Wikipedia

    en.wikipedia.org/wiki/Lucky_For_Life

    The overall odds of winning are 1:7.8. [4] Participating lotteries. Map of U.S. states and territories offering Lucky for Life, as of November 2022.

  9. Gambler's fallacy - Wikipedia

    en.wikipedia.org/wiki/Gambler's_fallacy

    The probability of at least one win does not increase after a series of losses; indeed, the probability of success actually decreases, because there are fewer trials left in which to win. The probability of winning will eventually be equal to the probability of winning a single toss, which is ⁠ 1 / 16 ⁠ (6.25%) and occurs when only one toss ...