Liverpool rummy player is written down, and the player with the lowest total score at the end of the seven deals wins the game. In each deal the players reduce the value of the cards held in their hands by laying on the table those cards that fit a specific "contract" of Sets and Runs. The game is played with multiple standard 52-pack plus the jokers. 2 decks for three to five players. 3 decks for more players. The ranking from low-to-high is A-2-3-4-5-6-7-8-9-10-J-Q-K-A. Aces can be low or high. Jokers are wild cards and can stand in for any other card.
Zener cards the experimenter picks up a card in a shuffled pack, observes the symbol, and records the answer of the person being tested, who would guess which of the five designs is on the card. The experimenter continues until all the cards in the pack are tested. Poor shuffling methods can make the order of cards in the deck easier to predict and the cards could have been inadvertently or intentionally marked and manipulated. In his experiments, J. B. Rhine first shuffled the cards by hand but later decided to use a machine for shuffling. In his book, "The New Apocrypha",