what is prior probability and likelihood?
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You are about to get on a plane to Seattle, you want to know whether you have to bring an umbrella or not. You call three of your random friends and as each one of them if it's raining. The probability that your friend is telling the truth is 2/3 and the probability that they are playing a prank on you by lying is 1/3. If all 3 of them tell that it is raining, then what is the probability that it is actually raining in Seattle.
How is bagging different from boosting?
How do you treat missing values during analysis?
How many sorting algorithms are available?
What is meant by Poisson regression?
Define the term cross-validation
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Explain the differences between univariate, bivariate and multivariate analysis?
You are given a training dataset of users that contain their demographic details, the pages on Facebook they have liked so far and results of psychology test based on their personality i.e. their openness to like FB pages or not. How will you predict the age, gender and other demographics of unseen data?
How do data management procedures like missing data handling make selection bias worse?
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