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'S' 26 'S' 57 'S' 37 'S' 67 'S' 43 'S' 52 'S' 52 'S' 43 'S' 84 'S' 67 'S' 49 'S' 70 'S' 52 'S' 58 'S' 68 'B' 62 'S' 43 'S' 56 'B' 56 'S' 74 'S' 65 'S' 63 'S' 58 'S' 57 'S' 63 'S' 53 'B' 57 'B' 51 'S' 64 'S' 53 'S' 29 'S' 54 'S' 58 'S' 43 'S' 51 'S' 53 'S' 54 'B' 56 'S' 61 'S' 47 'S' 39 'S' 48 'S' 50 'S' 35 'B' 30 'S' 68 'S' 49 'B' 61 'S' 67 'B' 47 'B' 56 'B' 50 'S' 43 'B' 67 'S' 62 'S' 57 'B' 41 'S' 54 'B' 45 'B' 48 'S' 61 'S' 56 'S' 41 'S' 43 'S' 53 'B' 44 'S' 66 'S' 58 'S' 46 'B' 37 'S' 51 'S' 51 'B' 56 'B' 66 'S' 37 'S' 42 'B' 38 'S' 66 'B' 34 'S' 53 'B' 49 'B' 55 'B' 49 'B' 59 'B' 40 'B' 58 'B' 60 'B' 63 'B' 56 'B' 54 'B' 52 'B' 34 'B' 69 'B' 32 'B' 48 'B' 67 'B' 58 'B' 57 'B' 42 'B' 64 'B' 58 'B' 66 'B' 26 'B' 61 'B' 52 'B' 51 'B' 55 'B' 50 'B' 60 'B' 56 'B' 63 'B' 61 'S' 52 'S' 16 'S' 46 'S' 56 'B' 52 'B' 55 'S' 50 'S' 59 'S' 60 'S' 52 'S' 44 'S' 67 'S' 52 'S' 55 'S' 37 'S' 54 'B' 72 'S' 51 'S' 48 'S' 60 'S' 50 'S' 63 'S' 33 'S' 67 'S' 46 'S' 54 'S' 59 'S' 61 'B' 33 'S' 47 'S' 69 'S' 52 'S' 55 'S' 41 'S' 73 'S' 52 'S' 50 'S' 51 'S' 60 'S' 56 'S' 56 'S' 29 'B' 66 'B' 66 'S' 73 'S' 55 'B' 64 'B' 40 'B' 46 'B' 58 'S' 43 'S' 61 'B' 51 'B' 50 'B' 52 'B' 54 'B' 66 'B' 61 'B' 80 'B' 51 'B' 56 'S' 56 'S' 56 'B' 53 'S' 47 'S' 25 'B' 47 'S' 46 'B' 50 'B' 39 'S' 51 'B' 58 'B' 35 'B' 58 'B' 60 'B' 62 'B' 63 'B' 53 'B' 46 'B' 67 'B' 59 'B' 64 'B' 38 'B' 50 'S' 48 'B' 48 'B' 47 'B' 66 'S' 47 'B' 63 'S' 58 'B' 44 'S' 51 'B' 43 'S' 55 'B' 38 'B' 45 'B' 50 'B' 54 'S' 57 'S' 60 'B' 55 'S' 56 'S' 49 'B' 37 'S' 59 'B' 46 'B' 51 'S' 58 'B' 64 'S' 53 'S' 48 'S' 51 'B' 47 'S' 59 'B' 62 'S' 62 'S' 51 'S' 64 'S' 52 'B' 67 'S' 50 'S' 54 'S' 58 'B' 56 'S' 63 'S' 31 'B' 65 'S' 71 'B' 50 'B' 57 'B' 47 'B' 47 'B' 57 'S' 43 'S' 41 'S' 63 'S' 63 'S' 56 'S' 51 'B' 50 'B' 22 'S' 41 'B' 59 'B' 56 'S' 66 'B' 53 'B' 42 'B' 52 'B' 54 'B' 44 'B' 62 'B' 53 'B' 50 'B' 36 'B' 76 'B' 66 'B' 62 'B' 59 'B' 47 'B' 55 'B' 58 'B' 60 'S' 44 'B' 57 'B' 45
Names of X columns:
Cursus AMS.I
Column number of first sample
Column number of second sample
Confidence
Alternative
two.sided
two.sided
less
greater
Are observations paired?
paired
unpaired
paired
Null Hypothesis
Chart options
Title:
R Code
par1 <- as.numeric(par1) #column number of first sample par2 <- as.numeric(par2) #column number of second sample par3 <- as.numeric(par3) #confidence (= 1 - alpha) if (par5 == 'unpaired') paired <- FALSE else paired <- TRUE par6 <- as.numeric(par6) #H0 z <- t(y) if (par1 == par2) stop('Please, select two different column numbers') if (par1 < 1) stop('Please, select a column number greater than zero for the first sample') if (par2 < 1) stop('Please, select a column number greater than zero for the second sample') if (par1 > length(z[1,])) stop('The column number for the first sample should be smaller') if (par2 > length(z[1,])) stop('The column number for the second sample should be smaller') if (par3 <= 0) stop('The confidence level should be larger than zero') if (par3 >= 1) stop('The confidence level should be smaller than zero') (r.t <- t.test(z[,par1],z[,par2],var.equal=TRUE,alternative=par4,paired=paired,mu=par6,conf.level=par3)) (v.t <- var.test(z[,par1],z[,par2],conf.level=par3)) (r.w <- t.test(z[,par1],z[,par2],var.equal=FALSE,alternative=par4,paired=paired,mu=par6,conf.level=par3)) (w.t <- wilcox.test(z[,par1],z[,par2],alternative=par4,paired=paired,mu=par6,conf.level=par3)) (ks.t <- ks.test(z[,par1],z[,par2],alternative=par4)) m1 <- mean(z[,par1],na.rm=T) m2 <- mean(z[,par2],na.rm=T) mdiff <- m1 - m2 newsam1 <- z[!is.na(z[,par1]),par1] newsam2 <- z[,par2]+mdiff newsam2 <- newsam2[!is.na(newsam2)] (ks1.t <- ks.test(newsam1,newsam2,alternative=par4)) mydf <- data.frame(cbind(z[,par1],z[,par2])) colnames(mydf) <- c('Variable 1','Variable 2') bitmap(file='test1.png') boxplot(mydf, notch=TRUE, ylab='value',main=main) dev.off() bitmap(file='test2.png') qqnorm(z[,par1],main='Normal QQplot - Variable 1') qqline(z[,par1]) dev.off() bitmap(file='test3.png') qqnorm(z[,par2],main='Normal QQplot - Variable 2') qqline(z[,par2]) dev.off() load(file='createtable') a<-table.start() a<-table.row.start(a) a<-table.element(a,paste('Two Sample t-test (',par5,')',sep=''),2,TRUE) a<-table.row.end(a) if(!paired){ a<-table.row.start(a) a<-table.element(a,'Mean of Sample 1',header=TRUE) a<-table.element(a,r.t$estimate[[1]]) a<-table.row.end(a) a<-table.row.start(a) a<-table.element(a,'Mean of Sample 2',header=TRUE) a<-table.element(a,r.t$estimate[[2]]) a<-table.row.end(a) } else { a<-table.row.start(a) a<-table.element(a,'Difference: Mean1 - Mean2',header=TRUE) a<-table.element(a,r.t$estimate) a<-table.row.end(a) } a<-table.row.start(a) a<-table.element(a,'t-stat',header=TRUE) a<-table.element(a,r.t$statistic[[1]]) a<-table.row.end(a) a<-table.row.start(a) a<-table.element(a,'df',header=TRUE) a<-table.element(a,r.t$parameter[[1]]) a<-table.row.end(a) a<-table.row.start(a) a<-table.element(a,'p-value',header=TRUE) a<-table.element(a,r.t$p.value) a<-table.row.end(a) a<-table.row.start(a) a<-table.element(a,'H0 value',header=TRUE) a<-table.element(a,r.t$null.value[[1]]) a<-table.row.end(a) a<-table.row.start(a) a<-table.element(a,'Alternative',header=TRUE) a<-table.element(a,r.t$alternative) a<-table.row.end(a) a<-table.row.start(a) a<-table.element(a,'CI Level',header=TRUE) a<-table.element(a,attr(r.t$conf.int,'conf.level')) a<-table.row.end(a) a<-table.row.start(a) a<-table.element(a,'CI',header=TRUE) a<-table.element(a,paste('[',r.t$conf.int[1],',',r.t$conf.int[2],']',sep='')) a<-table.row.end(a) a<-table.row.start(a) a<-table.element(a,'F-test to compare two variances',2,TRUE) a<-table.row.end(a) a<-table.row.start(a) a<-table.element(a,'F-stat',header=TRUE) a<-table.element(a,v.t$statistic[[1]]) a<-table.row.end(a) a<-table.row.start(a) a<-table.element(a,'df',header=TRUE) a<-table.element(a,v.t$parameter[[1]]) a<-table.row.end(a) a<-table.row.start(a) a<-table.element(a,'p-value',header=TRUE) a<-table.element(a,v.t$p.value) a<-table.row.end(a) a<-table.row.start(a) a<-table.element(a,'H0 value',header=TRUE) a<-table.element(a,v.t$null.value[[1]]) a<-table.row.end(a) a<-table.row.start(a) a<-table.element(a,'Alternative',header=TRUE) a<-table.element(a,v.t$alternative) a<-table.row.end(a) a<-table.row.start(a) a<-table.element(a,'CI Level',header=TRUE) a<-table.element(a,attr(v.t$conf.int,'conf.level')) a<-table.row.end(a) a<-table.row.start(a) a<-table.element(a,'CI',header=TRUE) a<-table.element(a,paste('[',v.t$conf.int[1],',',v.t$conf.int[2],']',sep='')) a<-table.row.end(a) a<-table.end(a) table.save(a,file='mytable.tab') a<-table.start() a<-table.row.start(a) a<-table.element(a,paste('Welch Two Sample t-test (',par5,')',sep=''),2,TRUE) a<-table.row.end(a) if(!paired){ a<-table.row.start(a) a<-table.element(a,'Mean of Sample 1',header=TRUE) a<-table.element(a,r.w$estimate[[1]]) a<-table.row.end(a) a<-table.row.start(a) a<-table.element(a,'Mean of Sample 2',header=TRUE) a<-table.element(a,r.w$estimate[[2]]) a<-table.row.end(a) } else { a<-table.row.start(a) a<-table.element(a,'Difference: Mean1 - Mean2',header=TRUE) a<-table.element(a,r.w$estimate) a<-table.row.end(a) } a<-table.row.start(a) a<-table.element(a,'t-stat',header=TRUE) a<-table.element(a,r.w$statistic[[1]]) a<-table.row.end(a) a<-table.row.start(a) a<-table.element(a,'df',header=TRUE) a<-table.element(a,r.w$parameter[[1]]) a<-table.row.end(a) a<-table.row.start(a) a<-table.element(a,'p-value',header=TRUE) a<-table.element(a,r.w$p.value) a<-table.row.end(a) a<-table.row.start(a) a<-table.element(a,'H0 value',header=TRUE) a<-table.element(a,r.w$null.value[[1]]) a<-table.row.end(a) a<-table.row.start(a) a<-table.element(a,'Alternative',header=TRUE) a<-table.element(a,r.w$alternative) a<-table.row.end(a) a<-table.row.start(a) a<-table.element(a,'CI Level',header=TRUE) a<-table.element(a,attr(r.w$conf.int,'conf.level')) a<-table.row.end(a) a<-table.row.start(a) a<-table.element(a,'CI',header=TRUE) a<-table.element(a,paste('[',r.w$conf.int[1],',',r.w$conf.int[2],']',sep='')) a<-table.row.end(a) a<-table.end(a) table.save(a,file='mytable1.tab') a<-table.start() a<-table.row.start(a) a<-table.element(a,paste('Wicoxon rank sum test with continuity correction (',par5,')',sep=''),2,TRUE) a<-table.row.end(a) a<-table.row.start(a) a<-table.element(a,'W',header=TRUE) a<-table.element(a,w.t$statistic[[1]]) a<-table.row.end(a) a<-table.row.start(a) a<-table.element(a,'p-value',header=TRUE) a<-table.element(a,w.t$p.value) a<-table.row.end(a) a<-table.row.start(a) a<-table.element(a,'H0 value',header=TRUE) a<-table.element(a,w.t$null.value[[1]]) a<-table.row.end(a) a<-table.row.start(a) a<-table.element(a,'Alternative',header=TRUE) a<-table.element(a,w.t$alternative) a<-table.row.end(a) a<-table.row.start(a) a<-table.element(a,'Kolmogorov-Smirnov Test to compare <i>Distributions</i> of two Samples',2,TRUE) a<-table.row.end(a) a<-table.row.start(a) a<-table.element(a,'KS Statistic',header=TRUE) a<-table.element(a,ks.t$statistic[[1]]) a<-table.row.end(a) a<-table.row.start(a) a<-table.element(a,'p-value',header=TRUE) a<-table.element(a,ks.t$p.value) a<-table.row.end(a) a<-table.row.start(a) a<-table.element(a,'Kolmogorov-Smirnov Test to compare <i>Distributional Shape</i> of two Samples',2,TRUE) a<-table.row.end(a) a<-table.row.start(a) a<-table.element(a,'KS Statistic',header=TRUE) a<-table.element(a,ks1.t$statistic[[1]]) a<-table.row.end(a) a<-table.row.start(a) a<-table.element(a,'p-value',header=TRUE) a<-table.element(a,ks1.t$p.value) a<-table.row.end(a) a<-table.end(a) table.save(a,file='mytable2.tab')
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Big Analytics Cloud Computing Center
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