CENGAGE MINDTAP Ch 05: Mastery Assignment - Discrete Probability Distributions Suppose that you are awarded prize money if you match at least one of the winning numbers. The probability that you will win some prize money is Let x be the number of matches between your six numbers and the winning six numbers. How many different values can the random variable x take on? 36 An infinite number of values 7 6 42 The expected value of the random variable x is The standard deviation of the distribution is Suppose that the Australian Oz Lotto only awards a jackpot prize: you must match all six winning numbers to win prize money. You will see that f(6) displays as