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Dear all, I generate data under IRT mdel. I conducted 1000 replications. When I run, some replication was not fit with my model. So, replications were fit model were less than 1000 replication. If I want its run until 1000 replicaions. How shouldI write functin. Thank you, Kamontip [[alternative HTML version deleted]]

Hi all, I would like to parallelize some R code and would like to use the 'foreach' package with a foreach loop. However, whenever I call a function from an enabled package outside of MASS, I get an error message that a number of the functions aren't recognized (even though the functions should be defined). For example: library(foreach) library(doSMP) library(survival) # Create the

Hi can ANY body help me to programme this formula: c[lj] and c[l'j] are matrix A[j]^-1 is an invertible diagonal matrix g[ll']=i[ll'] - sum *#from j=1 to k#* c[lj]c[l'j]A[j]^-1 WHERE i[ll']= 1/n sum from i=1 to n z[il] z[il'] n,k,m are given. j=1...k, l,l'=1...m, it s complicate for me ; hope you can help me thank you a lot -- View this

Hello, In the latest 'Scientific Computing World' magazine (issue 78, p. 22), there is a review on free statistical software by Felix Grant ("doesn't have to pay good money to obtain good statistics software"). As far as I know, this is the first time that R is even mentioned in this magazine, given that it usually discuss commercial products. In this article, the analysis

Hello, In the latest 'Scientific Computing World' magazine (issue 78, p. 22), there is a review on free statistical software by Felix Grant ("doesn't have to pay good money to obtain good statistics software"). As far as I know, this is the first time that R is even mentioned in this magazine, given that it usually discuss commercial products. In this article, the analysis