Dear R People:
I have the following data frame:
> x.df
date cond freq
1 04/01/09 Fever 12
2 04/02/09 Fever 11
3 04/03/09 Fever 10
4 04/04/09 Fever 13
5 04/05/09 Fever 6
6 04/01/09 Rash 6
7 04/02/09 Rash 10
8 04/03/09 Rash 9
9 04/04/09 Rash 10
10 04/05/09 Rash 8
11 04/01/09 Respiratory 12
12 04/02/09 Respiratory 9
13 04/03/09 Respiratory 6
14 04/04/09 Respiratory 11
15 04/05/09 Respiratory 11
>
I would like to generate 3 time series (or zoo objects or its); one
for Fever, one for Rash, and one for Respiratory. There are 2
questions here, please:
a. How do I generate the series, please?
b. Which is best, time series, zoo objects, or its objects, please?
Thanks,
Erin
--
Erin Hodgess
Associate Professor
Department of Computer and Mathematical Sciences
University of Houston - Downtown
mailto: [email protected]
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