If we randomly select a game from this population, the probability that it was won in a certain number of tries is equal to the relative frequency of the chosen number of guesses. The mean of a probab...If we randomly select a game from this population, the probability that it was won in a certain number of tries is equal to the relative frequency of the chosen number of guesses. The mean of a probability distribution represents both the average value of the random variable and the center of the distribution.