# datamash

## datamash

## TLDR

### Get max, min, mean and median of a single column of numbers

$ seq 3 | datamash max 1 min 1 mean 1 median 1

### Get the mean of a single column of float numbers (floats must use "," and not ".")

$ echo -e '1.0\n2.5\n3.1\n4.3\n5.6\n5.7' | tr '.' ',' | datamash mean 1

### Get the mean of a single column of numbers with a given decimal precision

$ echo -e '1\n2\n3\n4\n5\n5' | datamash -R [number_of_decimals_wanted] mean 1

### Get the mean of a single column of numbers ignoring "Na" and "NaN" (literal) strings

$ echo -e '1\n2\nNa\n3\nNaN' | datamash --narm mean 1