> library(dplyr, warn.conflicts=FALSE)
> d <- data.frame(Company=c("MATH","IFUL","SSI","MATH","MATH","SSI"),
> Turnover=c(2,3,5,7,9,11))
> d %>% group_by(Company) %>% summarize(Count=n(), MeanTurnover=mean(Turnover),
> TotalTurnover=sum(Turnover))
`summarise()` ungrouping output (override with `.
Hi,
Your sample code suggests that you don't yet understand how R works,
and might benefit from a tutorial or two. However, your verbal
description of what you want is quite straightforward. Here's a
R-style way to count the number of times each company appears, and to
get the mean value of Turnov
Bert, thanks for responding to my email. I do realise that newbie's like my can
expect curt answers but not to worry. I am definitely learning 'R' and what I
posted are also statements from R. The statements run perfectly well but don't
do what I want them to do. My mistake I have posted sample
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