Which database is best for data science?
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How decision tree algorithm is different from the random forest algorithm?
How can you measure engagement with given Twitter data?
How do you treat colinearity?
Define linear regression?
Explain the difference between univariate, bivariate and multivariate analysis?
Explain the importance of 80/20 rule in model validation?
How is true positive rate and recall related? Write the equation.
What do you understand by decision tree?
What are numpy, scipy, and spark essential datatypes?
What is the importance of having a selection bias?
You are given 50 cards with five different colors- 10 Green cards, 10 Red Cards, 10 Orange Cards, 10 Blue cards, and 10 Yellow cards. The cards of each colors are numbered from one to ten. Two cards are picked at random. Find out the probability that the cards picked are not of same number and same color.
Where linear optimization is used?