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Cognitive Psychology

5th Edition
Goldstein + 1 other
Publisher: Cengage Learning,
ISBN: 9781337408271

Solutions

Chapter
Section
BuyFindarrow_forward

Cognitive Psychology

5th Edition
Goldstein + 1 other
Publisher: Cengage Learning,
ISBN: 9781337408271
Chapter 13, Problem 13.2-6TY
Textbook Problem
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What is the Wason four-card problem? Describe why the seven cards need to be turned over in order to solve the problem.

Summary Introduction

Introduction

Wason’s four-card problem is an experiment which is useful in explaining why the real-world problems are easier to judge than abstract symbols.

Explanation of Solution

Answer and explanation

In Wason’s experiment, participants were presented with four cards with a number on one side and an alphabet on the other side. In order to test how the participants judge the validity of a statement, they were given a syllogistic statement, “If a card has a vowel on one side, then there must be an even number on the other side” (if x then y). They were asked to determine, in order to falsify this statement, which card should be turned over. For instance, the cards had the following written on them, A, 4, D, and 7...

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