How will you deal with unbalanced data where the ratio of negative and positive is huge?
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Create a program in a language of your choice to read a text file with various tweets. The output should be 2 text files-one that contains the list of all unique words among all tweets along with the count for repeated words and the second file should contain the medium number of unique words for all tweets.
Check whether a given integer is a palindrome or not without converting it to a string.
Is jupyter open source?
What do you understand by confusion matrix?
Define a sql query? What is the difference between select and update query? How do you use sql in sas, python, r languages?
What is the difference between select and update query?
From a long sorted list and a short 4 element sorted list, which algorithm will you use to search the long sorted list for 4 elements.
What are the time series algorithms?
What is advantage of using apply family of functions in r?
What is the difference between bayesian estimate and maximum likelihood estimation (mle)?
What is the science of data in simple words?
What tools or devices help you succeed in your role as a data scientist?
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