Which objects are iterated in python?

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Is 8gb ram enough for data analysis?

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In k-means or knn, we use euclidean distance to calculate the distance between nearest neighbors. Why not manhattan distance?

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How make you 3d plots/visualizations using numpy/scipy?

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There are 8 identical balls and only one of the ball is slightly heavier than the others. You are given a balance scale to find the heavier ball. What is the least number of times you have to use the balance scale to find the heavier ball?

0 Answers   Goldman Sachs,

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Discuss 'naive' in a naive bayes algorithm?

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Python is enough for data science ?

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How will you find the second largest element in a Binary Search tree ?

0 Answers   LinkedIn,

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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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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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Which method in pandas.tools.plotting is used to create scatter plot matrix?

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What is the basic responsibility of a data scientist?

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