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Machine Learning Axioms MCQ's

1. Which of the learning methodology applies conditional probability of all the variables with respective the dependent variable?

   View Answer   

   Supervised Learning



2. Now Can you make quick guess where Decision tree will fall into _____ 

   View Answer   

   Supervised Learning



3. Do you think heuristic for rule learning and heuristics for decision trees are both same ? 

   View Answer   

    False



4. What is the benefit of Naïve Bayes ? 

   View Answer   

   Requires less training data



5. What is the advantage of using an iterative algorithm like gradient descent ? (select the best)

   View Answer   

   For Nonlinear regression problems, there is no closed form solution



6. For which one of these relationships could we use a regression analysis? Choose the correct one Relationship between 

   View Answer   

   Height & weight (both Quantitative)



7. Does Logistic regression check for the linear relationship between dependent and independent variables ? 

   View Answer   

   False



8. Which helps SVM to implement the algorithm in high dimensional space?

   View Answer   

    Kernel



9. Kernel methods can be used for supervised and unsupervised problems

   View Answer   

    True



10. Perceptron is ______________ 

   View Answer   

   a single layer feed-forward neural network.



11. While running the same algorithm multiple times, which algorithm produces same results

   View Answer   

    Hierarchical clustering



12. If the outcome is continuous, which model to be applied?

   View Answer   

   Linear Regression



13. The standard approach to supervised learning is to split the set of example into the training set and the test.

   View Answer   

   True



14. Which technique implicitly defines the class of possible patterns by introducing a notion of similarity between data 

   View Answer   

   kernel



15. Which methodology works with clear margins of separation points?

   View Answer   

   Support Vector Machine



16. What are the advantages of neural networks (i) ability to learn by example (ii) fault tolerant (iii) suited for real time operation due to their high 'computational' rates 

   View Answer   

   All the options



17. If the outcome is binary(0/1), which model to be applied? 

   View Answer   

   Logistic Regression



18. Effect of outlier on the correlation coefficient ___________

   View Answer   

   An outlier might either decrease or increase a correlation coefficient, depending on where it is in relation to the other points



19. An outlier might either decrease or increase a correlation coefficient, depending on where it is in relation to the other points 

   View Answer   

   presence of 1 or more outliers



20. In Kernel trick method, We do not need the coordinates of the data in the feature space 

   View Answer   

   True



21. Objective of unsupervised data covers all these aspect except

   View Answer   

    prepare the training data set



22. The correlation between two variables is given by r = 0.0. . This means 

   View Answer   

   The best straight line through the data is horizontal.



23. Most famous technique used in Text mining is 

   View Answer   

   Naive Bayes



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