How will you drop variables using indices in a data frame?
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List the variants of backpropagation?
You created a predictive model of a quantitative outcome variable using multiple regressions. What are the steps you would follow to validate the model?
I have a string “contact@dezyre.com”. Which string function can be used to split the string into two different strings “contact@dezyre” and “com” ?
Explain the difference between univariate, bivariate and multivariate analysis?
What is k-means? How can you select k for k-means?
What does the future hold for data scientists?
How can you generate a random number between 1 – 7 with only a die?
How do you treat missing values during analysis?
Explain cluster sampling technique in data science
What is the correlation in r?
Can you provide examples for other computations in spark?
How is true positive rate and recall related?
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