Displaying 1 result from an estimated 1 matches for "tp3077710p3077710".
2010 Dec 08
5
Summing up Non-numeric column
...taset
V1 V2
x y
y x
z b
a c
b j
d l
c o
How do I use R command to get the total number of different letter in column
"V1"
column "V1" has 7 different letters.
Thank you
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