Can you explain collaborative filtering?


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More Data Science Interview Questions

Explain Examples of Data Science?

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What is selection bias?

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what the aim of conducting a/b testing?

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List the differences between supervised and unsupervised learning.

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Now companies are heavily investing their money and time to make the dashboards. Why?

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You have a bag with 6 marbles. One marble is white. You reach the bag 100 times. After taking out a marble, it is placed back in the bag. What is the probability of drawing a white marble at least once?

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What is logistic regression? Or state an example when you have used logistic regression recently?

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How can you iterate over a list and also retrieve element indices at the same time?

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How can I achieve accuracy in the first model that I built?

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What do you understand by clustering?

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Define a sql query? What is the difference between select and update query?

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Treating a categorical variable as a continuous variable would result in a better predictive model?

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