Clinical Psychology Commons^™

Slot Machine Near Wins: Effects On Pause And Sensitivity To Win Ratios, Tadhg E. Daly, Gordon Tan, Lincoln S. Hely, Anne C. Macaskill, David N. Harper, Maree J. Hunt

Analysis of Gambling Behavior

When a near-win outcome occurs on a slot machine, stimuli presented resemble those presented when money is won, but no money is won. Research has shown that gamblers prefer and play for longer on slot machines that present near wins. One explanation for this is that near wins are conditioned reinforcers. If so, near wins would produce longer latencies to the next response than clear losses. Another explanation is that near wins produce frustration; if so, then near wins would produce shorter response latencies. The two current experiments manipulated win ratio across two concurrently available slot machines and also manipulated …