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Fig. 3 | Research and Practice in Technology Enhanced Learning

Fig. 3

From: A generating technique and knowledge representation of multiple-answer problems for learning with solving knowledge

Fig. 3

Erroneous knowledge by perturbation. A perturbation operator generates erroneous knowledge, and SES generates an erroneous answer and explanation corresponding to the correctness answer and explanation. The operator consists of a conditions component for the replacement of correctness knowledge and also an execution component. The execution component has a template of explanation. When clauses included in the solution are added into the template, an explanation is completed. This method is based on EBL

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