How do you build a custom function in python or r?

341

What will you do if removing missing values from a dataset cause bias?

363

Now companies are heavily investing their money and time to make the dashboards. Why?

315

What is logistic and linear regression? How do you treat multicollinearity and heteroscedasticity in regression? Name some packages in r and python for building regression models.

311

Explain auto-encoder

327

How often should an algorithm be updated?

327

Discuss linear regression?

328

Explain unsupervised learning?

309

What is back propagation?

330

Explain how to merge data frames in R?

331

How do you treat missing values during analysis?

329

Explain the goal of a/b testing?

336

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

403

On rolling a dice if you get $1 per dot on the upturned face,what are your expected earnings from rolling a dice?

289

What is data science? Also, list the differences between supervised and unsupervised learning.

323