"If it walks like a duck,and quacks like a duck,it must be a duck..." This expression best captures the essence of the

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The expression "If it walks like a duck, and quacks like a duck, it must be a duck" is an example of the representativeness heuristic. This heuristic leads individuals to make judgments about the likelihood of an event or object based on how well it matches a typical or prototypical example of that category. In this case, the duck is a prototypical example of a waterfowl, and the observation that something has the characteristic behaviors of a duck (walking and quacking) leads to the conclusion that it is likely a member of the duck category.

"If It Walks Like a Duck,and Quacks Like a Duck,it