6.8 Solidify Your Knowledge The exercises are to solidify the acquired knowledge. The suggested thought experiments will help the reader see this chapter's ideas in a different light and provoke independent thinking. Computer assignments will force the readers to pay attention to seemingly insignificant details they might otherwise overlook Fig. 6.4 Another example with wooden and plastic circles wood plastic Exercises 1. In Fig. 6.4, eight training examples are described by two attributes, size and color, the class label being the material: either wood or plastic What is the entropy of the training set when only the class labels are considered (ignoring the attribute values)? Using the information-based mechanism from Sect. 6.3, decide which of the two attributes better predicts the class 6.8 Solidify Your Knowledge The exercises are to solidify the acquired knowledge. The suggested thought experiments will help the reader see this chapter's ideas in a different light and provoke independent thinking. Computer assignments will force the readers to pay attention to seemingly insignificant details they might otherwise overlook Fig. 6.4 Another example with wooden and plastic circles wood plastic Exercises 1. In Fig. 6.4, eight training examples are described by two attributes, size and color, the class label being the material: either wood or plastic What is the entropy of the training set when only the class labels are considered (ignoring the attribute values)? Using the information-based mechanism from Sect. 6.3, decide which of the two attributes better predicts the class