Hi can any body please help me to programme this formula: a[j]= E[j]-sum from l=i to i-1 (exp{(B0 B1*row matrix*) (z[l]*column matrix*) } x[l]) / sum from l=i to n
it s complicate for me ; hope you can help me thank you a lot -- View this message in context: http://r.789695.n4.nabble.com/evaluate-sum-of-sum-tp898262p4639191.html Sent from the R help mailing list archive at Nabble.com. ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.