[ROOT] weighting hisotgrammes in certain bins

From: Emily Nurse (nurse@fnal.gov)
Date: Thu Jul 03 2003 - 03:30:52 MEST

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Hi,
Is it possible to weight a histogram in certain bins only?
I don't want to do this when filling the histogram.
I extract the histogram from a root file then re-draw itand I'd like to
make a correction to some bins only.
Thanks,
Emily.

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