Representativeness Heuristic. The representativeness heuristic can hinder accurate judgments of probability by emphasizing aspects of the event in question that are similar to the prototype or by masking other diagnostic information that demonstrates the event’s dissimilarity to the prototype. The representativeness heuristic is the tendency to make an instant decision based on readily available attributes such as looks, behavior, or current known facts. The Representative Heuristic. Representativeness is the extent to which an event is representative of its parent population. The representativeness heuristic is a cognitive heuristic wherein we assume commonality between objects of similar appearance. The representativeness heuristic is a shortcut that we use when attempting to estimate the odds of something being true, such as whether an interview profile came from a lawyer or an engineer. When we use past experiences to make decisions, we are using heuristics. Description. The representativeness heuristic is a mental shortcut that helps us make a decision by comparing information to our mental prototypes. The representativeness heuristic is a bias that comes from trying to understand information by categorizing. The representativeness heuristic is simply described as assessing similarity of objects and organizing them based around the category prototype (e.g., like goes with like, and causes and effects should resemble each other). The representativeness heuristic is a mental shortcut that helps us make a decision by comparing information to our mental prototypes. This heuristic is used because it is an easy computation. | See also | References . These decisions tend to be based on how similar an example is to something else (or how typical or representative the particular case in question is). Rather than using relevant base rate information, participants showed a tendency to rely on prototypes when making this decision. Representativeness bias is the reason why people create stereotypes. The problem arises from stereotyping in these situations. First, you have to understand what a heuristic is. On to representativeness. It can be useful when trying to make a quick decision but it can also be limiting because it leads to close-mindedness such as in stereotypes. In this way, representativeness is basically stereotyping. Representativeness Heuristic . A heuristic is simply a mental shortcut. This strategy seeks to identify a familiar object or event that is similar to the current situation and use the same methods to satisfy the current issue. Finally, the base-rate heuristic is a mental shortcut that helps us make a decision based on probability. Read on to understand the representativeness heuristic. Explanations > Theories > Representativeness Heuristic. As such, when we rely on a representativeness heuristic, we often wrongly judge that something is more representative than it actually is. While often very useful in everyday life, it can also result in neglect of relevant base rates and other errors. The representative heuristic was first identified by Amos Tversky and Daniel Kahneman.. Two examples are commonly used when explaining this heuristic. A representativeness heuristic is a cognitive bias in which an individual categorizes a situation based on a pattern of previous experiences or beliefs about the scenario. Unfortunately, many examples of the representativeness heuristic involve succumbing to stereotypes. Representativeness Heuristic- The combined term then refers to the process of decision making or problem solving using a rule of thumb strategy. Description | Example | So What? People tend to judge the probability of an event by finding a ‘comparable known’ event and assuming that the probabilities will be similar.