[R] Vertical bwplot and stripplot

[David Neu]

On Sat, Apr 23, 2011 at 10:23 AM, David Winsemius
<dwinsemius at comcast.net> wrote:
>
> On Apr 23, 2011, at 10:13 AM, David Neu wrote:
>
>> On Sat, Apr 23, 2011 at 9:47 AM, David Winsemius <dwinsemius at comcast.net>
>> wrote:
>>>
>>> On Apr 23, 2011, at 9:26 AM, David Neu wrote:
>>>
>>>> Hi,
>>>>
>>>> I'd like to change the default orientation of bwplot() and stripplot()
>>>> so the plots are displayed vertically.  Passing horizontal=FALSE into
>>>> stripplot in the simple code below doesn't seem to be the answer.
>>>>
>>>> library(lattice);
>>>> x <- rnorm(100);
>>>> y <- as.factor(sapply(1:100, function(k) sample(c("A","B","C"), 1,
>>>> prob=c(1/2, 1/3, 1/6))));
>>>> my.df <- data.frame(x=x, y=y);
>>>> stripplot(~x | y, data=my.df, as.table=TRUE, layout=c(1,3), hor);
>>>
>>> A) hor is not defined
>>> B) it doesn't make sense to me to have the continuous variable as the
>>> independent variable here, despite if being named `x`.
>>>
>>> Try:
>>> stripplot(x~y , data=my.df, as.table=TRUE, layout=c(1,3),
>>> horizontal=FALSE);
>>>
>>> (I didn't recognize the as.table argument, but experimentation seems to
>>> produce a top-down order to the plots.)
>>>
>>> --
>>> David Winsemius, MD
>>> West Hartford, CT
>>>
>>>
>>
>> Many thanks for your reply!
>>
>>> A) hor is not defined
>>
>> Ugggh, cut and paste mistake.
>>
>>> B) it doesn't make sense to me to have the continuous variable as the
>>> independent variable here, despite if being named `x`.
>>
>> I have data from related experiments in that involves two variables
>> conditioned on a third.  This data is displayed in an xyplot.  The
>> reason I'm trying to get the vertical orientation in the stripplot is
>> that in some experiments the variable plotted on the horizontal axis
>> is invariant and in these cases for consistency I'd like the variable
>> that is plotted on the vertical axis to continue to appear vertically.
>>
>> For example in non-lattice graphics the following works:
>> stripchart(rnorm(100), vert=TRUE).
>>
>>> Try:
>>> stripplot(x~y , data=my.df, as.table=TRUE, layout=c(1,3),
>>> horizontal=FALSE);
>>
>> Yes, that's moving closer, but the strips containing the conditioning
>> info are missing.
>
> You only offered two variables, so It's unclear what sort of "conditioning
> info" you imagine. Your stripchart()  example that you say "works" told me
> nothing.
>
> Unless perhaps you are trying for:
> stripplot( x~1 | y , data=my.df,  layout=c(1,3), horizontal=FALSE)
>
>
>
> --
>
> David Winsemius, MD
> West Hartford, CT
>
>

> You only offered two variables, so It's unclear what sort of "conditioning
> info" you imagine.
Yes, the original message I sent showed two variables, x being
continuous, y being a factor and x being conditioned on y.

> Your stripchart()  example that you say "works" told me
> nothing.
It was just meant to show what I'd like an single panel to look like.

> Unless perhaps you are trying for:
> stripplot( x~1 | y , data=my.df,  layout=c(1,3), horizontal=FALSE)
Yes, that will work just fine.

Many, many thanks for your help!!!  Have a good weekend.

Cheers,
Dave