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Does anyone have a recommendation for the best package/function for doing surface plots? Bernard Sent from my iPhone so please excuse the spelling!"

Do any of you know of any interactive stats analysis packages built on top of R? Bernard Sent from my iPhone so please excuse the spelling!"

What is the best way to read in data of any type from an Excel 2016 .xlsx file? Thanks Bernard Sent from my iPhone so please excuse the spelling!"

Is anyone aware of any R capability to access data at weather stations around the globe? An R package perhaps? Thanks Bernard Sent from my iPhone so please excuse the spelling!"

Just curious does anyone know of a website that has data available in a format that R can download and analyze? ? Thanks Bernard McGarvey Director, Fort Myers Beach Lions Foundation, Inc. Retired (Lilly Engineering Fellow).

Any recommendations on an R package to fit data to a nonlinear model Y=f(x) with a single x and y variable? I want to be able to generate parameter uncertainty estimates and prediction uncertainties if possible. Bernard Sent...

I want to create a Monte Carlo simulation with 4 input parameters that are correlated with each other. The parameters have normal distributions and the variance/covariance matrix is known. Are there any R functions available to generate such correlated...

What is the recommended way to trap errors in R? My main need is to be able to trap an error and then skip a section of code if an error has occurred. In VB for Excel I used the...

When I load the library xlsx with the command library("xlsx") I get the error message: > library("xlsx") Error: package or namespace load failed for ?xlsx?: .onLoad failed in loadNamespace() for 'rJava', details: call: fun(libname, pkgname) error: JAVA_HOME...

I want to create an R application that includes a user interface where the user inputs values etc and then can run R calculations and get results back on the user interface. I was hoping that an easy to use...

I want to see if I can reproduce the plot below in R. If I understand it correctly, i takes my bivariate data and creates quantile density contours. My interpretation of these contours is that they enclose a certain % of...

Thanks Abs - I was able to get the plot I needed with the hdrcde package but I will check out your package as well. I continue to be impressed with the power Of R and the various packages available. Thanks...

Thanks Jeff Bernard Sent from my iPhone so please excuse the spelling!" > On Apr 5, 2020, at 3:14 PM, Jeff Newmiller <jdnewmil at dcn.davis.ca.us> wrote: > > ?stats::nlm? > >> On April 5, 2020 11:53:10 AM PDT...

Yes Ista, that is what I meant by interactive. Something that is menu driven with a GUI rather than command line. Thanks Bernard Sent from my iPhone so please excuse the spelling!" > On Apr 16, 2020, at 5:44 PM...

Thanks Bernard Sent from my iPhone so please excuse the spelling!" > On Feb 27, 2019, at 4:05 PM, Duncan Murdoch <murdoch.duncan at gmail.com> wrote: > >> On 27/02/2019 3:55 p.m., Bernard Comcast wrote: >> What is...

I will take a look but the hdrcde package appears to give me the plots I was looking for. Thanks Bernard Sent from my iPhone so please excuse the spelling!" > On Mar 28, 2019, at 10:16 PM, Jeff Newmiller...

This website has an example calculation shown in Excel Which might help in programming it in R. https://www.dataanalytics.org.uk/comparing-diversity/ Bernard Sent from my iPhone so please excuse the spelling!" > On Sep 7, 2020, at 6...

Thanks, i will take a look Bernard Sent from my iPhone so please excuse the spelling!" > On May 4, 2020, at 2:49 PM, James Spottiswoode <james at jsasoc.com> wrote: > > ?Sure. COVID-19 Data Repository by the Center for...

I have a data frame that consists of several factor columns say A, B, C, D, and E and several columns containing numerical data, say X1, X2, .... X10. I would like to create statistics of some of the numerical columns...

Here is an example piece of code to illustrate an issue: rm(list=ls()) # Clear Workspace # Data1 <- matrix(data=rnorm(9,0,1),nrow=3,ncol=3) Colnames1 <- c("(A)","(B)","(C)") colnames(Data1) <- Colnames1 print(Data1) DataFrame1 <- data.frame...