Why is data cleaning essential in data science?
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How will you explain JOIN function in SQL to a 10 year old ?
How to run a pycharm debugging?
What are feature vectors?
Please explain the goal of a/b testing.
Which technique will you use to compare the performance of two back-end engines that generate automatic friend recommendations on Facebook?
You are given two tables- friend_request and request_accepted. Friend_request contains requester_id, time and sent_to_id and request_accepted table contains time, acceptor_id and requestor_id. How will you determine the overall acceptance rate of requests?
What is term Pearson’s Correlation Coefficient?
What are the steps involved in analytics projects?
What are essential skills and training needed in data Science?
what the aim of conducting a/b testing?
What will be your expected earnings with the two roll strategy?
Explain about string parsing in R language