When betting on the pass line in the dice game of craps at the Mohegan Sun casino

Question:

When betting on the pass line in the dice game of craps at the Mohegan Sun casino in Connecticut, the table lists the probabilities for the number of bets that must be placed in order to have a win.
x P(x)
1........................0.493
2........................0.250
3........................0.127
4........................0.064
Determine whether a probability is given. If a probability is given, find its mean and standard deviation. If a probability is not given, identify the requirements that are not satisfied.
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