| question   | réponse   | 
        
        | commencer à apprendre |  |   The tendency to rely too heavily on the first piece of information received (the "anchor") when making decisions.    Estimating the price of a used car based on the first price seen, regardless of further information. |  |  | 
| commencer à apprendre |  |   The tendency to perceive meaningful connections between unrelated things.    Seeing patterns in stock market movements that are actually random. |  |  | 
| commencer à apprendre |  |   Overestimating the likelihood of events based on their availability in memory.    Thinking that plane crashes are more common than they are after seeing a news report about a plane crash. |  |  | 
| commencer à apprendre |  |   The mental discomfort experienced by a person who holds contradictory beliefs or ideas.    Continuing to smoke despite knowing it's unhealthy. |  |  | 
| commencer à apprendre |  |   The tendency to search for, interpret, focus on, and remember information in a way that confirms one's preconceptions.    Only reading news articles that align with your political beliefs. |  |  | 
| commencer à apprendre |  |   Over-reliance on one's own perspective and a different perception of oneself compared to others.    Thinking your contribution to a project was more significant than it actually was. |  |  | 
| commencer à apprendre |  |   Overlooking the size of the sample or scope of a problem when evaluating it.    Ignoring the rarity of winning in a large lottery when buying a ticket. |  |  | 
| commencer à apprendre |  |   Initial beliefs or knowledge that interfere with the unbiased evaluation of evidence.    Assuming a medical treatment is ineffective based on past beliefs despite new evidence showing its effectiveness. |  |  | 
| commencer à apprendre |  |   Drawing different conclusions from the same information based on how that information is presented.    More people choosing surgery when told the “survival” rate rather than the “mortality” rate. |  |  | 
| commencer à apprendre |  |   Error in reasoning that renders an argument invalid.    Assuming that correlation implies causation. |  |  | 
| commencer à apprendre |  |   People value gains and losses differently, leading to irrational financial choices.    Preferring a certain gain over a probable larger gain with some risk. |  |  | 
| commencer à apprendre |  |   Misjudgment of one’s abilities or condition.    Overestimating one's own driving skills. |  |  | 
| commencer à apprendre |  |   Bias in evaluating the truth of a statement or belief.    Believing a statement is true because it has been heard repeatedly. |  |  | 
| commencer à apprendre |  |   The tendency to combine or compare information from the same or similar sources.    Relying solely on a single news outlet for information on a complex issue. |  |  | 
| commencer à apprendre |  |   The tendency to insufficiently revise one's beliefs when presented with new evidence.    Sticking to traditional investing strategies despite new trends suggesting a change in the market. |  |  | 
| commencer à apprendre |  |   A limitation in thinking, where one is unable to use an object beyond its traditional use.    Not realizing you can use a coin as a screwdriver in the absence of actual tools. |  |  | 
| commencer à apprendre |  |   Over-reliance on a familiar tool or method.    Using a hammer for tasks that would be better served by other tools, like a screwdriver. |  |  | 
| commencer à apprendre |  |   The tendency to overestimate the importance of small patterns in large sets of data.    Seeing trends in stock market movements that are actually random. |  |  | 
| commencer à apprendre |  |   Perceiving a relationship between two unrelated events.    Believing that wearing a certain color increases chances of winning a game. |  |  | 
| commencer à apprendre |  |   Tendency to interpret a vague stimulus as something familiar.    Seeing shapes in clouds or a face on the moon. |  |  | 
| commencer à apprendre |  |   Using human analogies for understanding non-human biological phenomena.    Assuming animals have human-like family structures. |  |  | 
| commencer à apprendre |  |   Attributing human characteristics to animals, objects, or abstract concepts.    Believing a pet dog feels guilty for misbehaving. |  |  | 
| commencer à apprendre |  |   The tendency of our perception to be affected by our recurring thoughts.    Noticing more cars like yours after you buy one. |  |  | 
| commencer à apprendre |  |   Once noticing something, seeing it everywhere, leading to a belief it's common.    After learning a new word, you start noticing it in conversations and readings frequently. |  |  | 
| commencer à apprendre |  |   Unconscious associations that influence attitudes and decisions.    Subconsciously associating certain foods with comfort due to childhood experiences. |  |  | 
| commencer à apprendre |  |   Focusing on items that are more prominent and ignoring unremarkable ones.    Remembering only the dramatic events of a trip and forgetting the mundane details. |  |  | 
| commencer à apprendre |  |   A bias caused by the non-random selection of participants.    Conducting a survey on physical activity in a gym, leading to skewed results. |  |  | 
| commencer à apprendre |  |   Focusing only on the surviving examples, thus getting a distorted view of reality.    Studying only successful companies while ignoring failed ones. |  |  | 
|  commencer à apprendre Well-travelled Road Effect  |  |   Underestimating the duration taken to travel familiar routes and overestimating for unfamiliar ones.    Thinking your daily commute takes less time than it actually does. |  |  | 
| commencer à apprendre |  |   The refusal to plan for, or react to, a disaster which has never occurred before.    Ignoring evacuation warnings because you've never experienced a major disaster. |  |  | 
| commencer à apprendre |  |   Attributing greater value to an outcome if significant effort was put into achieving it.    Valuing a piece of furniture you assembled yourself more than a pre-assembled one |  |  | 
| commencer à apprendre |  |   A person who has done someone a favor is more likely to do them another favor.    Feeling more positively towards someone after you lent them help. |  |  | 
| commencer à apprendre |  |   Reacting to disconfirming evidence by strengthening one's previous beliefs.    Holding onto a conspiracy theory even more tightly when presented with facts that contradict it. |  |  | 
| commencer à apprendre |  |   The tendency to test hypotheses through direct testing, instead of considering alternative explanations.    Only focusing on evidence that supports your hypothesis in an experiment. |  |  | 
| commencer à apprendre |  |   The tendency for experimenters to believe, certify, and publish data that agree with their expectations.    A researcher finding results that align with their hypothesis and overlooking contrary data. |  |  | 
|  commencer à apprendre Observer-Expectancy Effect  |  |   When a researcher's expectations unintentionally influence the outcome of a study.    Subconsciously giving cues to human or animal subjects in experiments. |  |  | 
| commencer à apprendre |  |   The tendency for expectations to affect perception.    Hearing what you want to hear in a conversation or a debate. |  |  | 
| commencer à apprendre |  |   The tendency to reject new evidence that contradicts an established paradigm.    Dismissing new research because it doesn't fit with traditional methods or understanding. |  |  | 
| commencer à apprendre |  |   Relying too heavily on one's own perspective and/or having a higher opinion of oneself than others.    Thinking your memories are more accurate than others' recollections. |  |  | 
| commencer à apprendre |  |   Seeing oneself as less biased than other people.    Believing that you are not influenced by advertising, unlike others. |  |  | 
| commencer à apprendre |  |   Overestimating the extent to which others share your opinions and beliefs.    Assuming everyone in your circle feels the same way about a political issue. |  |  | 
| commencer à apprendre |  |   Believing your abilities or interests are more unique than they actually are.    Thinking you're the only one who appreciates a certain type of music in your group. |  |  | 
|  commencer à apprendre Forer Effect (Barnum Effect)  |  |   The tendency to give high accuracy ratings to vague and general personality descriptions.    Believing a horoscope is tailored specifically to you, despite it being generic. |  |  | 
|  commencer à apprendre Illusion of Asymmetric Insight  |  |   Believing one's knowledge of their peers surpasses their peers' knowledge of them.    Thinking you understand your friends better than they understand you. |  |  | 
| commencer à apprendre |  |   The tendency to overestimate one's degree of influence over external events.    Believing your actions can influence the outcome of a completely random event like a lottery draw. |  |  | 
| commencer à apprendre |  |   Overestimating how well others understand your personal mental state.    Assuming your nervousness is obvious to others when it's not. |  |  | 
| commencer à apprendre |  |   Overestimating the accuracy of one's judgments.    Being confident in a stock market prediction based on patterns you've noticed. |  |  | 
| commencer à apprendre |  |   Overestimating one's desirable qualities and underestimating undesirable qualities compared to others.    Believing you're more skilled than your coworkers. |  |  | 
| commencer à apprendre |  |   Expecting more self-interest driven actions in others than in oneself.    Assuming others are more biased or selfish in their actions than you would be in the same situation. |  |  | 
| commencer à apprendre |  |   Belief that we see the world objectively, and those who disagree are uninformed, irrational, or biased.    Feeling that people with different political views just don't understand the 'facts'. |  |  | 
| commencer à apprendre |  |   Excessive confidence in one's own answers to questions.    Being sure about the facts in a trivia game, only to find out they're incorrect. |  |  | 
| commencer à apprendre |  |   Underestimating the time it will take to complete a task.    Thinking a work project will take two days when it actually takes a week. |  |  | 
| commencer à apprendre |  |   Overestimating one's ability to control impulsive behavior.    Thinking you can resist eating junk food when it's readily available, but then eating it anyway. |  |  | 
| commencer à apprendre |  |   Viewing oneself as more variable in terms of personality, behavior, and mood than others.    Believing that you react differently in different situations, but others always react the same way. |  |  | 
| commencer à apprendre |  |   Belief that mass communicated media messages have a greater effect on others than on oneself.    Thinking that advertising influences other people, but not believing it influences you. |  |  | 
| commencer à apprendre |  |   Ignoring general information in favor of specifics in the evaluation of a decision or event.    Overlooking the fact that serious diseases are rare when diagnosing a common symptom. |  |  | 
| commencer à apprendre |  |   Being less moved by suffering as the number of victims increases.    Feeling more sympathy for a single starving child than for a large group of starving children. |  |  | 
| commencer à apprendre |  |   Assuming that specific conditions are more probable than general ones.    Thinking a bank teller is more likely to be a bank teller and a feminist than just a bank teller. |  |  |