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    Machine Learning Advanced Certification | Rishabh Kaushal | Jan 23 - Feb 27 | 2021

    Hello Friends, I have a question. If in a given dataset, where columns names are masked(we don't know what is what), I would like to know if it is appropriate to remove the column(s) having all values as unique? I am asking this based on the logic that IDs and similar unique features do not...
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    DATA SCIENCE WITH R | AUG 22 | Pulkit (2020)

    Hi, Can anyone help me with what is the difference between 'in' and '%in%' in R? The only difference I could figure out is that 'in' will work for non-character vectors, and '%in%' will work for all. I am unable to find anything helpful in Google. E.g. Below: # using %in% user='Ram'...
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    Assignment 1 : (Colon) operator Colon is a binary operator in R, which is used to create sequences, in steps of 1, increasing or decreasing. The sequence includes the starting and the ending number Can also be used with negative numbers > 1:6 [1] 1 2 3 4 5 6 > -1:-5 [1] -1 -2 -3 -4 -5 >...