[R] multiple plots with QQplot of PerformanceAnalytics

[Joshua Ulrich]

Please don't cross-post.
--
Joshua Ulrich  |  FOSS Trading: www.fosstrading.com



On Fri, Mar 25, 2011 at 8:33 AM, William Mok <wwl_mok at yahoo.co.uk> wrote:
> Hi All,
>
> I am trying to plot 4 graphs on to 1 page using layout(...), or par(mfcol =
> c(...)); with the function QQplot from the package PerformanceAnalytics.
> The problem is that, no matter what order I use, it only plots 3 graphs on to 1
> page and the last QQplot is shunted to the next page.
> Also, this only happens to the QQplot, i.e. there is no problem with 4
> Histograms.
>
>
> set.seed(1033)
> data <- matrix(rnorm(240), 240, 2)
> data[,2] <- rt(240, df = 7)
>
> tm <- ts(data, start = c(1990, 1), frequency = 12)
> ret.ts <- as.timeSeries(tm)
>
> layout(rbind(c(1, 2), c(3, 4)))
> #par(mfcol = c(2, 2))
> chart.Histogram(ret.ts[, 1], main = "Density", breaks = 30, methods =
> "add.density")
> chart.Histogram(ret.ts[, 2], main = "Density", breaks = 30, methods =
> "add.density")
> chart.QQPlot(ret.ts[, 1])
> chart.QQPlot(ret.ts[, 2])
>
> Any suggestion please. Many thx.
>
> Rgds.,
>
> Will
>
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