easy · LSAT Reading Comprehension
The availability heuristic is a mental shortcut that relies on immediate examples that come to a person's mind when evaluating a specific topic, concept, method, or decision. It operates on the notion that if something can be recalled, it must be important, or at least more important than alternative solutions which are not as readily recalled. This often leads to biased judgments, as people over-estimate the probability of rare but highly publicized events (like plane crashes) while under-estimating more common but less 'available' risks (like heart disease). In public policy, this can lead to 'reactive' legislation passed in the wake of a single sensational incident.
After a local news report features a dramatic story about a dog attack, thousands of residents sign a petition demanding a ban on that specific breed, despite statistics showing the breed is involved in fewer injuries than most others. This behavior is best explained by:
- a vivid, easily recalled incident inflating residents' perception of how likely the danger is.
- residents adopting nationwide heart-disease mortality as the benchmark for setting local breed policy.
- a reactive ordinance aimed squarely at the single most statistically common risk in the neighborhood.
- a careful, statistics-driven response deliberately calibrated to maximize overall public safety.
- the breed in question being, by every available measure, the objectively most dangerous in the town.
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