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...cursory knowledge of Mac OSX and the role that texi2dvi plays, I cannot understand the error message obtained below. The error occurs when executing the Example from R help(exams). > library(exams) Loading required package: tools starting httpd help server ... done > getwd() [1] "/Users/PJO" > library("exams") > options(device.ask.default = FALSE) > > myexam <- list( + "boxplots", + c("tstat", "ttest", "confint"), + c("regression", "anova"), + "scatterplot", + "relfreq&q...

I'm thinking about doing a project using asterisk that would let someone call in and save the audio to a wav file. I know it can be done using Record() or zapbarge. However, I'd like to be able to do some more complicated/interactive things such as: 1. record some audio 2. play it back 3. pause the playback in the middle 4. start recording again in the middle where I had paused it 5.

Hi, I have missing values in my time series. "na.action = na.pass" works for acf and pacf. Why do I get the following error for the ccf? > ts(matrix(c(dev$u[1:10],dev$q[1:10]),ncol=2),start=1,freq=1) Time Series: Start = 1 End = 10 Frequency = 1 Series 1 Series 2 1 68.00000 138.4615 2 70.00000 355.5556 3 68.76000 304.3200 4 68.00000 231.4286 5 69.74194 357.4963 6

I installed R 2.13 on my Power PC (32 bit). The installation responds with the message; "Installed Successfully." R opens normally. When I attempt a simple example, like adding two numbers, it fails to respond. I must use Force Quit to stop it. I have no problems with R on my Intel Mac. I appreciate any suggestions for solving my problem. Thanks Paul

I installed XCode, XQuartz and OpenBUGS on my Mac using WINE. When I tried to test my installation I received the following error. If correct, BRugs does not exist for R 2.15.1. Is there a means to get arrange this problem? Thanks Paul The following code is an example from R Help bugs: > schools.sim <- bugs(data, inits, + parameters, model.file, n.chains=3, + n.iter=1000, +

Hi, I am attempting to fit a ARMA/GARCH regression model without success. ### ARIMA-GARCH model with regressor ### ### Time series data: A multivariate data set. cov.ts.dq = cov.ts[1:4,"dq1"][!is.na(cov.ts[,"dq1"])] cov.ts.day = ts.intersect(dq = diff(q.ts), day = lag(q.ts, -1)) ### The following R scripts work: (summary(no.day.fitr <- garchFit(dq ~ arma(0,3) +