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Data Science Interview Questions
Questions Answers Views Company eMail

How to choose the right chart in case of creating a viz?

272

Can you provide examples for other computations in spark?

234

Describe univariate, bivariate and multivariate analysis?

265

Can you enumerate the various differences between supervised and unsupervised learning?

280

what is the difference between extrapolation and interpolation?

308

How do you work towards a random forest?

277

If you had to choose between the programming languages r and python, which one would you use for text analytics?

362

What are the various steps involved in an analytics project?

282

What do you understand by linear regression and logistic regression?

348

Why data cleaning plays a vital role in the analysis?

345

What is a/b testing in data science?

320

Please explain recommender systems along with an application?

303

For linear regression, what are some of the assumptions a data scientist is most likely to make?

266

What is supervised learning?

278

Could you draw a comparison between overfitting and underfitting?

357


Post New Data Science Questions

Un-Answered Questions { Data Science }

Explain the term binomial probability formula?

283


How will you deal with unbalanced data where the ratio of negative and positive is huge?

298


What is the jupyter center ?

416


What are big data and data science?

401


Which methods are defined for a class of iterators?

317


What do I need to study to become a data analyst?

287


A test has a true positive rate of 100% and a 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?

339


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

327


What are recommender systems?

310


What are disadvantages of bootstrap development?

328


Discuss decision tree algorithm?

271


How do you use sql in sas, python, r languages?

310


Name various types of deep learning frameworks

376


Explain box cox transformation?

358


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

317