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The Wason selection task (or four-card problem) is a logic puzzle devised by Peter Cathcart Wason in 1966. [1] [2] [3] It is one of the most famous tasks in the study of deductive reasoning. [4] An example of the puzzle is: You are shown a set of four cards placed on a table, each of which has a number on one side and a color on the other.
Peter Wason was the grandson of Eugene Wason, [2] and the son of Eugene Monier and Kathleen (Woodhouse) Wason. [3] Wason married Marjorie Vera Salberg in 1951, and the couple had two children, Armorer and Sarah. [3] His uncle was Lieutenant General Sydney Rigby Wason. Peter Wason endured his schooling, which was marked by consistent failure. [2]
An important bias is the matching bias, which is often illustrated using the Wason selection task. [5] [3] [41] [42] In an often-cited experiment by Peter Wason, 4 cards are presented to the participant. In one case, the visible sides show the symbols D, K, 3, and 7 on the different cards.
The Wason selection task provides evidence for the matching bias. [15] The test is designed as a measure of a person's logical thinking ability. [50] Performance on the Wason Selection Task is sensitive to the content and context with which it is presented. If you introduce a negative component into the conditional statement of the Wason ...
This requires a different selection answer, as the 8, brown, and red cards must be turned over to guarantee equivalence. It is an implication in the article text: "if a card shows an even number on one face, then its opposite face shows a primary colour" The subtlety of implication is much of the point of the Wason selection task.
For instance, when you purchase a Best Buy gift card, you’ll get 1% in cash-back rewards, or anywhere from 25 cents to $2.50, depending on the dollar amount of the gift card. 4. Raise
Which card(s) must be turned over to show that if a card shows an even number on one face, then its opposite face is blue? Shows 4 cards: ones labelled '3' and '8', a blue card and a red card. This image is based upon File:Wason selection task cards.png by Ripounet on English Wikipedia.
Josh Allen got the win and a warning from referee Bill Vinovich on Sunday in Buffalo's wild-card win over the Denver Broncos. With the Bills leading early in the third quarter, Buffalo ran a pass ...