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Hi. I am wondering whether Package SEM can do with intercepts and means in its structural analysis. If it can not calculate, how can I make a supplemental function in R? Many thanks in advance. --------========---------- Mitsuo Igarashi mitsu5 at ruby...
Dear all: This is a newbie's question. Will anyone who knows the package to do the program: " Mantel-Haenszel extension of the chi-square test for trend (Schlesselman 1982, pp. 203-206) " please tell the location? I appreciate in...
Hi All. I am quite a newbie to R. This is a basic question. I like to modify elements of a vector. For Example: a1 <- c(1,2,3,4,3,5) TThe following program sentence does not work but...
Hi All. I am quite a newbie to R. This is a next basic question. I have a matrix; > x <- matrix(1:10.,5) > x [,1] [,2] [1,] 1 6 [2,] 2 7 [3,] 3 8 [4,] 4 9 [5...
Dear John: I can make it on your suggestion in mean structural analysis. I appreciate so much and love your package sem. I hope your package sem will be extended in near future. John Fox <jfox at mcmaster.ca> wrote...
HI Jorge. Jorge Magalh??s <jmagalhaes at oninetspeed.pt> wrote: > > How i can perform a Pearson's Chi-squared Test in this data set: > | Outcome > > -----------------+-----------+----------------------------------+ > Treatment | Sex | None |Some | Marked | Total > -----------------+------------+--------+--------+-------------+ > Active | Female | 6 | 5 | 16 | 27 > > | Male | 7 | 2...
Dear John: I appreciate the teaching given by the author of the package SEM. It is a nice paper "appendix-sems.pdf" for me. And I have found a book "An R and S-PLUS Companion to Applied Regression by...
I truly thank for evrybody to give me many very good answers and suggestions. I like to summarize the replies with their results when excuted on R and with my comments. My question is > x <- matrix(1:10.,5) > x...
Dear John: Thank you very much for your prompt explanation on the present possibilities of SEM. I am not a statistician so that I can not figure out the raw sums-of-squares-and-products matrix. And I will do...
Hi. I have tried to use Package "SEM". As a learning, I try to convert a program running well of EQS which is as follows to SEM: ### EQS ### /SPECIFICATION CAS=100; VAR=5 MAT=COR; ANA=COR; /EQUATIONS V1=*F1...
Hello, Dear John. As you taught me, I obtained the result which I expect and is the same as that of EQS. I have started to learn structural equation modeling. This pushes my understanding SEM. Thank you very much. Would...
Hello Eric. Thank you so much. I have just started to learn R. I am a bit bewildered to look at these programs. For example,I can not find "scores() and scores.type" in help("scores") and so on. Then...
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