On Jul 31, 2009, at 5:52 AM, Jose Iparraguirre D'Elia wrote:
Hi Marc (et al)
I've spoken too soon...
Please, have a look at this chunk of real world data.
The data frame a below contains the first ten records (and first two
columns) of a survey dataset. It reads as follows: 1662 people have
ose
-Original Message-
From: Marc Schwartz [mailto:marc_schwa...@me.com]
Sent: 30 July 2009 20:13
To: Jose Iparraguirre D'Elia
Cc: r-help@r-project.org
Subject: Re: [R] Retrieving original data frame after repetition
On Jul 30, 2009, at 11:15 AM, Jose Iparraguirre D'Elia wrot
On Jul 30, 2009, at 11:15 AM, Jose Iparraguirre D'Elia wrote:
Dear R users,
Consider the first two columns of a data frame like this:
z[,1:2]
x y
1 1 1
2 2 2
3 3 3
4 1 4
Imagine that y represents the times that the value x happens in a
population. But z is not exactly a frequency tab
Dear R users,
Consider the first two columns of a data frame like this:
> z[,1:2]
x y
1 1 1
2 2 2
3 3 3
4 1 4
Imagine that y represents the times that the value x happens in a population.
But z is not exactly a frequency table, because in z we have x=1 twice. So, the
x=1 in the
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