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Data Science Interview Questions
Questions Answers Views Company eMail

Define the term cross-validation

317

what the aim of conducting a/b testing?

332

What is the k-means clustering method?

376

Name various types of deep learning frameworks

439

State the difference between the expected value and mean value?

345

Explain auto-encoder

329

How do you overcome challenges to your findings?

361

Discuss normal distribution

391

Explain cluster sampling technique in data science

406

What is the importance of having a selection bias?

322

Explain the steps for a data analytics project

454

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

329

Name three types of biases that can occur during sampling?

331

What is a recall?

381

Explain the method to collect and analyze data to use social media to predict the weather condition?

546


Post New Data Science Questions

Un-Answered Questions { Data Science }

Explain box cox transformation?

391


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

334


Can you explain root cause analysis?

309


There are 8 identical balls and only one of the ball is slightly heavier than the others. You are given a balance scale to find the heavier ball. What is the least number of times you have to use the balance scale to find the heavier ball?

333


Name the methods for General component analysis and explain them?

394


You have two sorted array of integers, write a program to find a number from each array such that the sum of the two numbers is closest to an integer i.

328


How regularly must an algorithm be updated?

366


What devices or tools help you most as a data scientist?

305


What do you understand by bias, variance trade-off?

333


How do data scientists use statistics?

330


What are iterators in Python?

380


Which is the best suitable language among python and r for text analytics?

343


What is the probability of getting a HTT combination before getting a TTH combination?

314


How long should a pip last?

373


What is k-means?

340