You are about to get on a plane to Seattle, you want to know whether you have to bring an umbrella or not. You call three of your random friends and as each one of them if it's raining. The probability that your friend is telling the truth is 2/3 and the probability that they are playing a prank on you by lying is 1/3. If all 3 of them tell that it is raining, then what is the probability that it is actually raining in Seattle.

329

Explain the difference between data science and data analytics?

352

What do you mean by p-value?

315

Explain data cleansing?

325

What are the applications of data science?

374

State the difference between a validation set and a test set?

340

Can you explain systematic sampling?

330

Can you explain unsupervised learning?

374

What is the supervised learning?

336

What is the aim of a/b testing?

312

Write the code to reverse a Linked list.

424

What is meant by classical ANOVA?

395

What do you understand by Linear Regression in R?

595

What skills are required for data analytics roles?

371

What are the important skills to have in python with regard to data analysis?

327