What is term Pearson’s Correlation Coefficient?
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Can you explain data cleansing?
What is the difference between data science, machine learning and artificial intelligence?
Can you explain data munging or data wrangling?
What do you understand by Ordinary Least Squares Linear Regression?
How to choose the right chart in case of creating a viz?
What is cart and chaid?
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.
Can you define linear regression?
Explain the difference between an analyst and a data scientist?
Can you write the formula to calculate r-square?
Treating a categorical variable as a continuous variable would result in a better predictive model?
Is jupyter open source?