[R] Histogram

Peter Dalgaard
Wed, 20 Apr 2005 16:10:36 -0000

"Mag. Ferri Leberl" <ferri.leberl at gmx.at> writes:

> Dear everybody!
> I am analysing data from an enquette. The answers are either A or B. How
can I
> draw a histogram without transforming the data from characters to numbers?
If
> the data are saved in a list M, hist(M[,1]) returns:
>
> Error in hist.default(M[, 1]) : `x' must be numeric
> Execution halted
>
> Thank you in advance!

You can't. Histograms are density estimates for continuous outcomes.

You can do a barplot, however.

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   O__  ---- Peter Dalgaard             Blegdamsvej 3
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