What is the central limit theorem? How is a normal distribution different from chi square distribution?

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How have you overcome a barrier to finding a solution?

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How will you check if an element 25 is present in a vector?

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Name commonly used algorithms.

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A box has 12 red cards and 12 black cards. Another box has 24 red cards and 24 black cards. You want to draw two cards at random from one of the two boxes, which box has a higher probability of getting cards of same colour and why?

0 Answers   Goldman Sachs,

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Develop an algorithm to sort two lists of sorted integers into a single list.

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Where to seek help in case of discrepancies in tableau?

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How do you take millions of users with 100's of transactions each, amongst 10000's of products and group the users together in a meaningful segments?

0 Answers   Apple,

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Why do you need a for loop? How do you do for loops in python and r?

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Count the total number of trees in United States.

0 Answers   Goldman Sachs,

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What is logistic and linear regression?

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Suppose that American Express has 1 million card members along with their transaction details. They also have 10,000 restaurants and 1000 food coupons. Suggest a method which can be used to pass the food coupons to users given that some users have already received the food coupons so far.

0 Answers   American Express,

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