Question: Consider the following data set, which includes three attributes and a classification for admission decisions into an MBA program: a. Using the data shown, develop

Consider the following data set, which includes three attributes and a classification for admission decisions into an MBA program:

Quantitative GMAT GMAT GPA Score (percentile) Decision 650 2.75 35 No 580

a. Using the data shown, develop your own manual expert rules for decision making.

b. Use the Gini index to build a decision tree. You can use manual calculations or a spreadsheet to perform the basic calculations.

c. Use an automated decision tree software program to build a tree for the same data.

Quantitative GMAT GMAT GPA Score (percentile) Decision 650 2.75 35 No 580 3.50 70 No 600 3.50 75 Yes 450 2.95 80 No 700 3.25 90 Yes 590 3.50 80 Yes 400 3.85 45 No 640 3.50 75 Yes 540 3.00 60 ? 690 2.85 80 ? 490 4.00 65 ?

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