The clustering illusion is a cognitive bias that leads individuals to mistakenly perceive non-random patterns or trends in truly random data or events. This common phenomenon is rooted in the innate human tendency to seek order and predictability in the world, causing the brain to find connections even where none exist. It arises because people tend to underestimate the natural variability that is likely to appear in small samples of random data. In trading, for example, investors might misinterpret a series of short-term gains or losses as a significant, lasting trend, leading to poor investment choices. Psychologists Daniel Kahneman and Amos Tversky attribute this misprediction to the representativeness heuristic, a cognitive shortcut where a small sample is assumed to be representative of a larger population. Real-life examples, such as the Monte Carlo Casino roulette incident in 1913 where gamblers bet heavily on red after 26 consecutive black outcomes, highlight how this bias can lead to significant financial losses due to misinterpreting random sequences as meaningful patterns. The definition and implications of the clustering illusion are comprehensively covered across all the provided sourcesIn case you would like to , here is The Entire Behavioural Science Reading List on Amazon

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