Using Bash one-liners for stats
Typically when I'm looking to do some data analysis, I'll import the data files into Pandas DataFrames or an SQL database. During a recent project, I was happily surprised to learn that I could do a lot of basic statistics with only one line of Bash code.
For simple applications, Bash tools such as sort and bc (the arbitrary precision calculator) can be used to find maximums, minimums, averages, and sums from arrays or columns of data (Listing 1).
For CSV data files, a single line of Bash that combines AWK [1] and gnuplot [2] can be used to view statistics or graph a column of data (Figure 1).
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