 | 1987 - 351 страници
...are placed on a table in front of the subject, showing A, D, 4, and 7 respectively. The subject knows that each card has a letter on one side and a number on the other and is presented a rule that refers to the four cards. The rule states that if a card has the letter... | |
 | P. N. Johnson-Laird, P. C. Wason - 1977 - 636 страници
...showing (respectively) a vowel, a consonant, an even number, and an odd number, eg E, F, 4, 7. You know that each card has a letter on one side and a number on the other side. You are then presented with the following test sentence: 'If a card has a vowel on one side,... | |
 | Mary M. Smyth - 1994 - 980 страници
...them before reading on and record your answers. Selection Task 1 Consider the following four cards: Each card has a letter on one side and a number on the other side. You are given the following rule about these cards: // the card has an A on one side then there... | |
 | Herman Parret, Jacques Bouveresse - 1981 - 462 страници
...the solution. We shall call it Problem A. You know from experience that every card you will be shown has a letter on one side and a number on the other side and that either side may be face upwards. Next you are shown on a table the following four cards:... | |
 | Howard E Gardner - 2008 - 352 страници
...cards are laid out with their faces displaying, respectively, an E, a K, a 4, and a 7. You are told that each card has a letter on one side and a number on the other. You are then given a rule, whose truth you are expected to evaluate, "If a card has a vowel on one... | |
 | Jonathan Baron - 2005 - 312 страници
...(1968a) four-card problem. The subject is shown four cards, with A, B, 2, and 7, showing. He is told that each card has a letter on one side and a number on the other, and he is asked which cards he might have to turn over to test the rule, "If there is an A on one side,... | |
 | Dan Edward Lloyd - 1989 - 292 страници
...reasoning. First, the "Wason Selection Task": We are presented with a set of four cards, each of which has a letter on one side and a number on the other. We can see only one side of each card: Concerning these cards, we are asked which cards we would need... | |
 | Keith Oatley - 1992 - 548 страници
...Wason (1968) gave subjects four cards labeled as follows. EK 4 7 Subjects knew that all the cards had a letter on one side and a number on the other. They were asked to test, by turning over any cards they wished, whether the following rule was true of these... | |
 | Michael Hechter, Lynn Nadel, Richard E. Michod - 1993 - 356 страници
...Subjects are shown four cards, two of which have letters (A or B), and two of which have numbers (1 or 2), and are made to understand that each card has...is typically of the conditional form, if p, then*/. For example, the proposition might be: "1f there is an A on one side, there is a 1 on the other." Propositions... | |
 | Mary M. Smyth - 1994 - 468 страници
...them before reading on and record your answers. Selection Task I Consider the following four cards: Each card has a letter on one side and a number on the other side. You are given the following rule about these cards: // the card has an A on one side then there... | |
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If a card has a vowel on one side, then it has an even number on the other side. 
