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Question 3/49
In unsupervised learning which statements correctly applies
Correct Answer: A,B
Explanation
In unsupervised learning we don't have a target variable as we did in
classification and regression.
Instead of telling the machine Predict Y for our data X, we're asking What can you tell me about X?
Things we ask the machine to tell us about
X may be What are the six best groups we can make out of X? or What three features occur together most frequently in X?
In unsupervised learning we don't have a target variable as we did in
classification and regression.
Instead of telling the machine Predict Y for our data X, we're asking What can you tell me about X?
Things we ask the machine to tell us about
X may be What are the six best groups we can make out of X? or What three features occur together most frequently in X?
- Question List (49q)
- Question 1: In which phase of the data analytics lifecycle do Data Scien...
- Question 2: Select the correct option from the below...
- Question 3: In unsupervised learning which statements correctly applies...
- Question 4: Suppose there are three events then which formula must alway...
- Question 5: You are working on a problem where you have to predict wheth...
- Question 6: Which of the following problem you can solve using binomial ...
- Question 7: In which of the scenario you can use the linear regression m...
- Question 8: You have modeled the datasets with 5 independent variables c...
- Question 9: Select the correct problems which can be solved using SVMs...
- Question 10: Classification and regression are examples of___________....
- Question 11: Logistic regression is a model used for prediction of the pr...
- Question 12: You are working on a email spam filtering assignment, while ...
- Question 13: You are doing advanced analytics for the one of the medical ...
- Question 14: What type of output generated in case of linear regression?...
- Question 15: Feature Hashing approach is "SGD-based classifiers avoid the...
- Question 16: Select the choice where Regression algorithms are not best f...
- Question 17: Refer to exhibit (Exhibit) You are asked to write a report o...
- Question 18: In statistics, maximum-likelihood estimation (MLE) is a meth...
- Question 19: Which analytical method is considered unsupervised? (Exhibit...
- Question 20: Consider flipping a coin for which the probability of heads ...
- Question 21: Find out the classifier which assumes independence among all...
- Question 22: A bio-scientist is working on the analysis of the cancer cel...
- Question 23: Reducing the data from many features to a small number so th...
- Question 24: Which activity is performed in the Operationalize phase of t...
- Question 25: RMSE is a useful metric for evaluating which types of models...
- Question 26: Which of the below best describe the Principal component ana...
- Question 27: You are creating a regression model with the input income, e...
- Question 28: Which of the following statement true with regards to Linear...
- Question 29: Which method is used to solve for coefficients bO, b1, ... b...
- Question 30: You have used k-means clustering to classify behavior of 100...
- Question 31: Select the correct statement which applies to logistic regre...
- Question 32: Which of the following true with regards to the K-Means clus...
- Question 33: What are the advantages of the Hashing Features?...
- Question 34: What are the key outcomes of the successful analytical proje...
- Question 35: Which of the following could be features?...
- Question 36: You are using k-means clustering to classify heart patients ...
- Question 37: A denote the event 'student is female' and let B denote the ...
- Question 38: A data scientist is asked to implement an article recommenda...
- Question 39: Google Adwords studies the number of men, and women, clickin...
- Question 40: You are working with the Clustering solution of the customer...
- Question 41: Which of the following is not a correct application for the ...
- Question 42: Refer to the exhibit. (Exhibit) You are using K-means cluste...
- Question 43: Select the correct statement which applies to Supervised lea...
- Question 44: You are having 1000 patients' data with the height and age. ...
- Question 45: Question-26. There are 5000 different color balls, out of wh...
- Question 46: What is one modeling or descriptive statistical function in ...
- Question 47: What describes a true limitation of Logistic Regression meth...
- Question 48: While working with Netflix the movie rating websites you hav...
- Question 49: Question-18. What is the best way to ensure that the k-means...
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