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Suppose there are 25 base classifiers. Each classifier has error rates of e = 0.35. Suppose you are using averaging as ensemble technique. What will be the probabilities that ensemble of above 25 classifiers will make a wrong prediction? Note: All classifiers are independent of each other
What is true about an ensembled classifier?
1. Classifiers that are more "sure" can vote with more conviction
2. Classifiers can be more "sure" about a particular part of the space
3. Most of the times, it performs better than a single classifier
In machine learning, an algorithm (or learning algorithm) is said to be unstable if a small change in training data cause the large change in the learned classifiers. True or False: Bagging of unstable classifiers is a good idea
Which of the following can be true for selecting base learners for an ensemble?
1. Different learners can come from same algorithm with different hyper parameters
2. Different learners can come from different algorithms
3. Different learners can come from different training spaces
Associative switch can be used to combine multiple classifiers in stacking.
Different algorithms make different assumptions about the data and lead to different classifiers in generating diverse learners.
Which of the following are methods of calculating goodwill?
1. Average profit method
2. Super profit method
3. Log method
4. Sum of years digit method
5. Capitalisation of average profit method
6. Capitalisation of super profit method
7. FIFO method
Select the correct answer:
Four teachers taught different parts of the flowers to students. The first teacher taught showing the diagrams of different parts of the flowers. Second teacher taught separating the different parts of flowers. The third teacher told students to collect different flowers. The fourth teacher taught the different parts of the collected flowers dissected by them with discussion. From teaching point of view, which teaching method of the teacher is more useful?
Below are given two Columns. Column- A presents the methods of teaching and Column-B presents the focus of a method. Match the two Columns. Column-A (Methods of Teaching) Column-B (focus of a Method) a) Collaborative Method  i) When expertise of teachers are used in teaching b) Co-operative Method ii) When emphasis is given on students as creator of knowledge c) Constructivist Method iii) When students share different aspects of a learning activity d) Team teaching iv) When students help each other to learn Select your answer from the options given below:
Neela has twelve different skirts, ten different tops, eight different pairs of shoes, three different necklaces and five different bracelets. In how many ways can Neela dress up?