Question: 70 4. Consider the dataset in the table shown here. (Write expressions for the following; you can leave them un-evaluated) a. (7) Write the expressions

70 4. Consider the dataset in the table shown here. (Write

70 4. Consider the dataset in the table shown here. (Write expressions for the following; you can leave them un-evaluated) a. (7) Write the expressions with numbers filled X1 X2 X3 X4 Class in for computing the entropy of this database. Red N4 320 GreenY 2 18 1 Green N 2 50 Red Y 2 GreenN2 26 0 Y 4 Y Red Y Blue N 44 0 Green N 2 21 0 Red Y3 Red N4191 Blue Green b. (8) Write the expression for computing the Gain Ratio" if the data is split using the attribute X1. 70 4. Consider the dataset in the table shown here. (Write expressions for the following; you can leave them un-evaluated) a. (7) Write the expressions with numbers filled X1 X2 X3 X4 Class in for computing the entropy of this database. Red N4 320 GreenY 2 18 1 Green N 2 50 Red Y 2 GreenN2 26 0 Y 4 Y Red Y Blue N 44 0 Green N 2 21 0 Red Y3 Red N4191 Blue Green b. (8) Write the expression for computing the Gain Ratio" if the data is split using the attribute X1

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