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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.
311What is nosql? Name some examples of nosql databases. What is a key value store? What is column storage? What is a document database?
297What is the central limit theorem? How is a normal distribution different from chi square distribution?
351Post New Data Science Questions
How will you cut a circular cake into 8 equal pieces?
What is a z test?
How will you prove that the square root of 2 is irrational?
Explain the difference between data modeling and database design?
How to work towards a random forest?
How are confidence intervals constructed and how will you interpret them?
Name some kinds of graphs and explain how you would build them in python or r.
List the differences between supervised and unsupervised learning.
What is a recall?
What is systematic sampling?
What do you understand by the selection bias? What are its various types?
Discuss 'naive' in a naive bayes algorithm?
What is an api? What are apis used for?
What is supervised learning?
Now companies are heavily investing their money and time to make the dashboards. Why?
