Dear Greg, Thank you very much for your suggestion. I will try it and follow your advice.
Actually, I want to find out the index for each digit like 0, 1, ..., 9. Thanks in advance. Take care. Md On Mon, Aug 9, 2021 at 12:05 PM Greg Minshall <minsh...@umich.edu> wrote: > Md, > > if this is what you are looking for: > ---- > https://en.wikipedia.org/wiki/Whipple%27s_index > ---- > > then, the article says the algorithm is > ---- > The index score is obtained by summing the number of persons in the age > range 23 and 62 inclusive, who report ages ending in 0 and 5, dividing > that sum by the total population between ages 23 and 62 years inclusive, > and multiplying the result by 5. Restated as a percentage, index scores > range between 100 (no preference for ages ending in 0 and 5) and 500 > (all people reporting ages ending in 0 and 5). > ---- > > that seems fairly straight forward. if you are trying to learn R, > and/or learn programming, i might suggest you *not* use a package, and > rather work on coding up the calculation yourself. that would probably > be a good, but not too hard, exercise, of some interest. enjoy! > > cheers, Greg > > -- Best Regards, Md. Moyazzem Hossain Associate Professor Department of Statistics Jahangirnagar University Savar, Dhaka-1342 Bangladesh Website: http://www.juniv.edu/teachers/hossainmm Research: *Google Scholar <https://scholar.google.com/citations?user=-U03XCgAAAAJ&hl=en&oi=ao>*; *ResearchGate <https://www.researchgate.net/profile/Md_Hossain107>*; *ORCID iD <https://orcid.org/0000-0003-3593-6936>* [[alternative HTML version deleted]] ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see 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.
