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Data Science Interview Questions
Questions Answers Views Company eMail

How does data cleaning plays a vital role in the analysis?

406

How different is a mean value different from expected value?

421

What is the correlation in r?

332

Explain survivorship bias?

448

Why do you want to work as a data scientist?

308

Can you provide an example of features extraction?

339

Please explain the role of data cleaning in data analysis.

331

What are the steps involved in analytics projects?

323

How can the outlier values be treated?

386

What is the basic responsibility of a data scientist?

319

What is underfitting?

324

Explain the difference between univariate, bivariate and multivariate analysis?

291

Advantages of tableau prep?

335

What are the types of biases that can occur during sampling?

353

What do you mean by the term linear regression?

340


Post New Data Science Questions

Un-Answered Questions { Data Science }

Please explain recommender systems along with an application?

359


What is meant by linear regression?

309


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

312


Explain the differences between univariate and multivariate analysis?

434


What is selection bias?

339


What makes scientific data?

353


Name Methods to Calculate Distance Measure?

374


Give a large dataset, find the median.

340


Have you used sampling? What are the various types of sampling have you worked with?

322


Which package is used to do data import in r and python?

334


Explain reinforcement learning.

299


What are the drawbacks of the linear model?

353


What are generators in Python?

933


What is an rdbms? Name some examples for rdbms? What is crud?

305


Explain difference between binomial and Poisson distribution?

340