Samuel Nimako-Mensah
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Extracting data from data frames in R

You can think of a data frame as a simple spreadsheet which has rows and columns as illustrated in the diagram below. Fact Sheet The columns represent variables in the data while the rows represent ...

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R Fact Sheet

R is a free, open source language for data analysis. History R (the language) was created in the early 1990s by Ross Ihaka and Robert Gentleman, then both working at the University of Auckland. R is ...

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