dear Pikal , did you receive my last mail ? On Thu, Sep 3, 2015 at 8:11 AM, PIKAL Petr [via R] < ml-node+s789695n471178...@n4.nabble.com> wrote:
> Hi > > p value of what? How do you know that it should be 0.3? > > Your HTML post is mangled and almost unreadable. > > Your code is not reproducible, we do not have AT1.csv > > AT1 shall be numeric so your reading process is wrong and following > conversion to numeric shall be umnnecessary if you read your data properly. > > Cheers > Petr > > > -----Original Message----- > > From: R-help [mailto:[hidden email] > <http:///user/SendEmail.jtp?type=node&node=4711784&i=0>] On Behalf Of > shawin > > Sent: Wednesday, September 02, 2015 9:08 PM > > To: [hidden email] > <http:///user/SendEmail.jtp?type=node&node=4711784&i=1> > > Subject: Re: [R] Converting CSV file to numeric and calculate ttest > > > > p value should be 0.3 > > > > On Wed, Sep 2, 2015 at 8:07 PM, Navien [via R] < > > [hidden email] <http:///user/SendEmail.jtp?type=node&node=4711784&i=2>> > wrote: > > > > > I have a csv file i convert it to numeric value , then i apply t-test > > > , but t-test result is not correct: please could you guide me. the > > data : > > > ID x1 x2 x3 x4 x5 x6 x7 x8 x9 x10 x11 x12 x13 x14 x15 1367452_at > > > 9.488404158 9.470895414 9.282433728 9.366707445 9.955383045 > > > 9.640816474 9.606262272 9.329651027 9.434541611 9.473922432 > > > 9.311412966 > > > 9.3154885 9.434977488 9.470895414 9.764258059 1367453_at 8.630629966 > > > 8.55831075 8.788391003 8.576231135 8.671587906 > > > 8.842979993 8.861958856 8.58330436 8.603596508 8.570129609 8.59798922 > > > 8.572686772 8.679751791 8.663950953 8.432875347 1367454_at > > 9.354748885 > > > 9.367668838 9.259952558 9.421538213 9.554635162 > > > 9.603744578 9.452197983 9.284228877 9.404607878 9.317737979 > > > 9.343115301 > > > 9.310644266 9.27227486 9.360337823 9.44706281 1367455_at 9.944863964 > > > 9.950427516 10.19101759 10.07350804 10.03269879 > > > 10.1307908 10.03487287 9.74609383 9.886379007 9.775472567 10.036596 > > > 9.544738458 9.699611598 9.911962567 9.625804277 > > > AT1 <- > > > read.csv("C:/Users/shawin/Desktop/RProgramms/RAdipose/AT1.csv", > > > stringsAsFactors=TRUE) > > > > > > > > > str(AT1) > > > matAT = data.frame(AT1[,-1]) > > > str(matAT) > > > write.csv(matAT,"matAT.csv",row.names=FALSE) > > > #convert the csv file to numeric > > > matAT<-as.matrix(sapply(matAT,as.numeric)) > > > str(matAT) > > > group<-factor(rep(c("Ob","Ln"),times=c(7,8))) > > > t.test(matAT[1,]~group) > > > > > > > > > > > > > > > > > > > > > > > > ------------------------------ > > > If you reply to this email, your message will be added to the > > > discussion > > > below: > > > > > > http://r.789695.n4.nabble.com/Converting-CSV-file-to-numeric-and- > > calcu > > > late-ttest-tp4711770.html To start a new topic under R help, email > > > [hidden email] <http:///user/SendEmail.jtp?type=node&node=4711784&i=3> > > > To unsubscribe from R, click here > > > > > <http://r.789695.n4.nabble.com/template/NamlServlet.jtp?macro=unsubscr > > > > > ibe_by_code&node=789695&code=c2hhd2lua2FyaW1AZ21haWwuY29tfDc4OTY5NXwtM > > > jQ0MzkwMjQ1> > > > . > > > NAML > > > > > <http://r.789695.n4.nabble.com/template/NamlServlet.jtp?macro=macro_vi > > > > > ewer&id=instant_html%21nabble%3Aemail.naml&base=nabble.naml.namespaces > > > .BasicNamespace-nabble.view.web.template.NabbleNamespace- > > nabble.naml.n > > > amespaces.BasicNamespace-nabble.view.web.template.NabbleNamespace- > > nabb > > > > > le.view.web.template.NodeNamespace&breadcrumbs=notify_subscribers%21na > > > bble%3Aemail.naml-instant_emails%21nabble%3Aemail.naml- > > send_instant_em > > > ail%21nabble%3Aemail.naml> > > > > > > > > > > > > > -- > > View this message in context: http://r.789695.n4.nabble.com/Converting- > > CSV-file-to-numeric-and-calculate-ttest-tp4711770p4711771.html > > Sent from the R help mailing list archive at Nabble.com. > > [[alternative HTML version deleted]] > > > > ______________________________________________ > > [hidden email] <http:///user/SendEmail.jtp?type=node&node=4711784&i=4> > 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. > > ________________________________ > Tento e-mail a jakékoliv k němu připojené dokumenty jsou důvěrné a jsou > určeny pouze jeho adresátům. > Jestliže jste obdržel(a) tento e-mail omylem, informujte laskavě > neprodleně jeho odesílatele. 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[[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.
