Question: 2. Consider that there are 2 classes C1 and C2. Based on Gini index, which feature is better to split on for a decision tree

2. Consider that there are 2 classes C1 and C2. Based

2. Consider that there are 2 classes C1 and C2. Based on Gini index, which feature is better to split on for a decision tree in the following case (the numbers indicate the number of instances of the specified class) (15 points) Feature-1 Feature-2 Feature-3 12 12 instances 12 instances instances CO C1 2 2 2 2 CO C1 1 0 Co ci 2 2 3 1 | 5 5 Co ci 1 0 3 1 | 31

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock blur-text-image

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related Databases Questions!

Consider that there are 2 classes C1 and C2. Based on Gini index, which feature is better to split on for a decision tree in the following case (the numbers indicate the number of instances of the...

4. Suppose I design a naive classification algorithm as follows. If all inputs in my training data is +, I output a +, else I output a -. For a dataset with 50% + and 50% - classes, what is its...

A discrete sequence {xn} can be converted into a continuous representation x(t) = ts X n= (t n ts) xn, where ts is the sampling period. (a) State two characteristic properties of Dirac's function. [2...

This question concerns lexical grammars. (a) Tree Adjoining Grammars contain two types of elementary tree. (i) What are these trees called? [1 mark] (ii) If one were building a grammar for English...

dee complete please help Complexity Theory (a) Defifine the set of Boolean expressions 2CNF and the language 2SAT over them. (b) For a Boolean expression in 2CNF, let G() be the directed graph with...

Describe, in detail, how the heapsort algorithm works. [10 marks] Show that the worst-case cost of heapsort is O(n log n). [6 marks] Would it be possible to implement a variant of heapsort based on a...

2 Decision Tree ( Theory ) ( Matthew ) - 1 0 pts In class, we primarily used information gain ( the overall reduction in entropy ) as the criterion for selecting which feature to split on . Another...

Supply Chain Management Introduction Outline What is supply chain management? Significance of supply chain management. Push vs. Pull processes utdallas.edu/~metin 1 A Generic Supply Chain Sources:...

Q9) [20 points] Consider the training data set collected by the ABC bank as shown in the following Table. The last column is the target value (label). We would like to build a decision tree to...

Please answer the study questions below. Answer choices are below the question. Thank you ASRU | Slippery Rock Univer X S Home - SRU X @ Chapter 10 Assignment - I X Question 1 - Chapter 10 A X...

Solve the questions using EXCEL . (a) Calculate the portfolio expected return. (b) Calculate the variance and the standard deviation of the portfolio Read the information for 3 stocks X, Y and Z...

Paris sells investment advice for $100 per hour. Her cost is $20 per hour. What is Paris' producer surplus? a. $20 per hour b. $80 per hour c. $100 per hour d. $120 per hour

Which of the following statement related to "Intrinsic Value" of an asset is TRUE? Intrinsic value is hard to know Intrinsic value is easy to know Intrinsic value is same as market price Intrinsic...

4 8 .

=+ Does total factor productivity increase, decrease, or stay the same?

=+ b. In year 1, the capital stock was 6, the labor input was 3, and output was 12. In year 2, the

=+1. In the economy of Solovia, the owners of capital get two-thirds of national income, and the workers receive one-third.