/Shell/Bash/How to find max and min in column bash

How to find max and min in column bash

#min
cat file.dat | sort -nk3,3 | head -1 
							#this will find minumum of column 3
#max 
cat file.dat | sort -nk3,3 | tail -1
						#this will find maximum of column 3 
#to find in column 2 , use -nk2,2

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