COMPUTER SCIENCE & IT EXAM ASSIGNMENT/ HOMEWORK
| COMPUTER SCIENCE & IT EXAM a) Use the following dataset that describes two categorical input variables and a class variable that has two outputs to answer the questions that follow. Use Naïve Bayes Algorithm |
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| Person | Time | Class | |
| Male | Day | Excited | |
| Female | Night | Excited | |
| Male | Day | Excited | |
| Male | Day | Excited | |
| Male | Day | Excited | |
| Female | Night | Not-excited | |
| Female | Night | Not-excited | |
| Male | Day | Not-excited | |
| Male | Night | Not-excited | |
| Female | Night | Not-excited | |
| i) Compute the class probabilities [4 marks]
ii) Compute the conditional probabilities [12 marks] iii) Make predictions [9 marks]
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| b) Using the following sample dataset with a contrived 3 decision trees and split points, demonstrate how to make predictions using Bagged Decision Trees [25 marks]
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