What are the various steps involved in an analytics project?

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What is machine learning? What is the difference between supervised and unsupervised methods?

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Explain the decision tree algorithm, and how is it different from the random forest algorithm?

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From a long sorted list and a short 4 element sorted list, which algorithm will you use to search the long sorted list for 4 elements.

0 Answers   Amazon,

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What is meant by lattice graphs?

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How often should an algorithm be updated?

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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.

0 Answers   Facebook,

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Where to seek help in case of discrepancies in tableau?

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A test has a true positive rate of 100% and false positive rate of 5%. There is a population with a 1/1000 rate of having the condition the test identifies. Considering a positive test, what is the probability of having that condition?

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What is the importance of data cleaning in analysis?

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What does the future hold for data scientists?

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What is meant by sampling? Explain some sampling methods that you know?

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