Recent questions in Data Science Interview Questions

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Do you usually collect you own data or there is always a resource available for you? Or it depends on the company?

asked Jan 9, 2022 in Data Science Interview Questions by matew (120 points)

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0 answers 196 views

Data manipulation problem study resources

asked Aug 28, 2019 in Data Science Interview Questions by Cuttershaw (130 points)

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1 answer 446 views

Do you have a cheatsheet for Data Science?!

asked Feb 26, 2019 in Data Science Interview Questions by interview (1.4k points)

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1 answer 220 views

What is summary statistics?

asked Nov 1, 2018 in Data Science Interview Questions by askds (500 points)

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1 answer 12.2k views

What is the difference between univariate and multivariate analysis?

asked Oct 30, 2018 in Data Science Interview Questions by GraceG (170 points)

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1 answer 889 views

What is the purpose of randomization in statistics?

asked Oct 30, 2018 in Data Science Interview Questions by askds (500 points)

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1 answer 525 views

How will you create a classification to identify key customer trends in unstructured data?

asked Oct 28, 2018 in Data Science Interview Questions by rozhan (710 points)

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1 answer 824 views

Mention some common problems that data analysts encounter during analysis.

asked Oct 28, 2018 in Data Science Interview Questions by rozhan (710 points)

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1 answer 490 views

Explain the typical data analysis process.

asked Oct 28, 2018 in Data Science Interview Questions by rozhan (710 points)

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1 answer 390 views

What is the difference between Data Mining and Data Analysis?

asked Oct 28, 2018 in Data Science Interview Questions by rozhan (710 points)

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1 answer 278 views

Which scenarios among the following are a valid reason to use regularization?

asked Oct 27, 2018 in Data Science Interview Questions by Gabriel777 (280 points)

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1 answer 186 views

How to transform categorical variable into a matrix binary feature?

asked Oct 27, 2018 in Data Science Interview Questions by Gabriel777 (280 points)

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0 answers 179 views

What are the main steps in making a decision tree?

asked Oct 11, 2018 in Data Science Interview Questions by paper (160 points)

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0 answers 156 views

Please explain Linear Regression with an example?

asked Oct 11, 2018 in Data Science Interview Questions by paper (160 points)

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0 answers 159 views

How to return the outliers by having a list of numbers ?

asked Oct 8, 2018 in Data Science Interview Questions by interview (1.4k points)

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1 answer 794 views

What are Natural Language Processing (NLP) and its applications?

asked Oct 8, 2018 in Data Science Interview Questions by interview (1.4k points)

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1 answer 1.1k views

What is TF-IDF algorithm?

asked Oct 8, 2018 in Data Science Interview Questions by interview (1.4k points)

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0 answers 161 views

Can you explain the percentiles and quartiles and their applications?

asked Oct 8, 2018 in Data Science Interview Questions by interview (1.4k points)

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1 answer 5.2k views

When should we use Mean, Median or Mode as Measures of Central Tendency?

asked Oct 3, 2018 in Data Science Interview Questions by machinelearning (600 points)

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