Students make comparisons and contrat the characteristics of the items to determine what characteristics make positive items positive and negative items negative. Presenting the Data Set Please describe the nature of the exemplars. Teacher presents labeled examples. Students compare attributes in positive and negative examples. Students generate and test hypotheses.
Students state a definition according to the essential attributes.
As the students work through the data set, they are to examine each exemplar and develop hypotheses about the concept. They need to ask themselves what attributes the positive exemplars have in common. It is those attributes that define the concept. Students identify additional unlabeled examples as yes or no. Teacher confirms htpotheses, names concept, and restates definitions according to essential attributes.