CPSY 4343 Lecture Notes - Lecture 18: Modus Ponens, Causal Inference, Causal Reasoning
12 May 2020
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Background re: forms of reasoning in general. As in rule use tasks, such as the dccs. If it"s a monkey then it"s a mammal. Not a mammal, therefore not a monkey. Sun has risen in the east every morning in recorded history. Flexible item selection task is an example of a task that requires inductive inferences, figuring out the rule for matching. Selection one- show me two pictures that go together in one way. Selection 2- show me two pictures that go together but in a. If it rains, the road gets wet (rule) Examined 5 year olds judgments of the area of a rectangular cookie and amount of liquid in a glass. Note that simple direct perception ought to yield multiplicative judgement. Main effect of height only, no effect for width. Main effects for height and width, no interaction between width and height for either age.
