search for: ri2

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2011 Aug 20
4
I have a problem with R!!
...no conforme a cada lado de los l?mites de especificaciones# MA<- 0.00135 D<- min ((LSE-T), (T-LIE)) compo1 <- function(data, indices) { d<- data[indices] n = length (d) desvio <- sd(d) y<- rep(1:n) y[x <= mean(d)] <- 1 y[x >mean(d)] <- 0 RI1<- D/(3*desvio*2*mean(y)) RI2 <- D/(3*desvio*2*(1-mean(y))) return (min (RI1, RI2)) } compo2<- function(data, indices) { d <- data[indices] c2 <- (abs(mean(d) - T))/D return (1-c2) } compo3<-function(data, indices) { d<- data[indices] n<- length (d) y<- rep(1:n) y[d < LIE] <- 1 y[d >= LIE] <-...
2010 Aug 26
1
sqldf syntax
Please correct the following > sqldf("update esc left join forwagg on esc.ym=forwagg.Date set esc.ri2=forwagg.N1 where esc.age=12","select * from main.esc") Error in sqliteExecStatement(con, statement, bind.data) : RS-DBI driver: (error in statement: near "left": syntax error) Thanks. Stephen [[alternative HTML version deleted]]