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Data Science Interview Questions
Questions Answers Views Company eMail

What is collaborative filtering?

323

I have a string “contact@dezyre.com”. Which string function can be used to split the string into two different strings “contact@dezyre” and “com” ?

366

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?

564

How do I open the terminal in pycharm?

409

What are you employed pip?

344

Why data cleaning plays a vital role in analysis?

385

Is anaconda free?

337

How long should a pip last?

373

Are expected value and mean value different?

431

Explain how to merge the files into a single dataframe?

361

What is interpolation and extrapolation?

420

What is data science with example?

350

Explain how to operate on file and directory?

324

Is jupyter open source?

324

Who can be scientific data there are three general steps to becoming a data scientist?

337


Post New Data Science Questions

Un-Answered Questions { Data Science }

Define the unit test with PyUnit?

353


What do you mean by p-value?

320


Compare sas, r, python, perl?

343


Explain the difference between overfitting and underfitting?

374


Explain calculate distance methods briefly?

319


What are you employed pip?

344


Which plot will you use to access the uncertainty of a statistic?

330


Which technique is used to predict categorical responses?

437


Explain systematic sampling?

324


Explain the benefits of using statistics by data scientists

351


What are apis used for?

393


Why data cleaning plays a vital role in the analysis?

386


Define an algorithm to discover when a person is starting to search for new job.

363


What is correlation in R?

391


What is the importance of having a selection bias?

319