Dear R-help,

Hi

I've got data table with variation and freqeuncy.

I don't know how to get mean and sd.

Please help me.

Cheers.

==========
variation frequency
0.503 79930
0.174 291140
-0.444 95916
-0.731 11451
0.453 102899
0.596 46133
-0.295 204859
0.013 390121
0.311 187552
-0.085 378902
-0.633 28164
0.175 291411
0.611 41903
0.318 183254
-0.661 22580
0.149 312574
0.594 46903
-0.557 47839
-0.451 92145
0.225 252013
0.870 3731
-0.552 50048
-0.786 4997
-0.445 95784
-0.501 68721
-0.284 214963

=========





-- 
Won Cheol Yim, MSc.
Doctoral student
Plant molecular genetics lab.
Dept. of plant biotechnology
Graduate School
Dongguk University
Korea Rep.

Contact
Cell : +82 10 3853 3926
VoIP : +82 70 8226 3853
Email : ascendo@dongguk.edu
Curriculum Vitae : http://ascendo.u.googlepages.com/
Lab page : http://pmgl.dongguk.edu/
 fly.

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