Patent ID: 8262467

Claim:
A gaming system configured to monitor wagering game performance, the gaming system comprising: a plurality of gaming machines, each gaming machine of the plurality being operable to conduct one or more wagering games in which a plurality of symbols indicate randomly selected outcomes of the one or more wagering games, each gaming machine of the plurality having a theoretical payback that is based on a math algorithm for generating the randomly selected outcomes and an actual payback that is based on the randomly generated outcomes generated by each gaming machine in response to wagers, the actual payback of each gaming machine being different from the theoretical payback of the same gaming machine by a differential; one or more processors; a communications interface coupled to the plurality of gaming machines; and at least one memory device storing instructions that, when executed by the one or more processors, cause the one or more processors to operate with the plurality of gaming machines via the communications interface to determine a summation of the differentials for the plurality of gaming machines for a certain period of time.