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Data:
57 67 43 52 43 84 67 49 70 52 43 56 65 63 57 63 53 57 64 51 58 43 51 53 56 61 39 48 50 35 30 49 61 47 56 50 43 67 62 57 54 48 61 43 44 58 46 66 45 59 38 53 59 58 60 52 34 69 48 58 57 42 64 58 26 61 52 61 52 16 46 56 55 50 60 67 52 55 37 54 72 51 48 50 63 33 67 46 54 61 33 47 69 52 73 51 56 56 66 66 73 58 61 50 54 80 56 56 56 53 47 47 51 35 53 46 67 59 50 47 63 51 55 38 56 50 54 57 49 37 59 46 53 48 62 62 67 50 54 58 63 31 65 57 54 47 57 41 63 56 41 42 44 66 62 60 45 51 51 56 42 50 59 54 66 51 42 63 43 67 69 40 70 77 41 51 69 60 45 39 51 51 51 65 51 58 54 52 72 50 65 50 52 59 52 45 70 71 58 39 46 67 44 41 68 63 57 39 38 51 59 47 50 57 21 51 37 67 43 40 58 64 58 59 58 41 56 63 58 47 62 60 50 46 44 58 56 43 54 66 62 58 67 25 56 53 59 46 49 76 33 49 53 72 51 51 54 52 59 67 58 53
Confidence
(?)
Null Hypothesis
R Code
par1 <- as.numeric(par1) par2 <- as.numeric(par2) len <- length(x) df <- len - 1 sd <- sd(x) mx <- mean(x) load(file='createtable') delta2 <- abs(qt((1-par1)/2,df)) * sd / sqrt(len) delta1 <- abs(qt((1-par1),df)) * sd / sqrt(len) a<-table.start() a<-table.row.start(a) a<-table.element(a,'Hypothesis Test about the Mean - Confidence Interval',2,TRUE) a<-table.row.end(a) a<-table.row.start(a) a<-table.element(a,'Sample size',header=TRUE) a<-table.element(a,len) a<-table.row.end(a) a<-table.row.start(a) a<-table.element(a,'Sample standard deviation',header=TRUE) a<-table.element(a,sd) a<-table.row.end(a) a<-table.row.start(a) a<-table.element(a,'Confidence',header=TRUE) a<-table.element(a,par1) a<-table.row.end(a) a<-table.row.start(a) a<-table.element(a,'Null hypothesis',header=TRUE) a<-table.element(a,par2) a<-table.row.end(a) a<-table.row.start(a) a<-table.element(a,'Sample Mean',header=TRUE) a<-table.element(a,mx) a<-table.row.end(a) a<-table.row.start(a) a<-table.element(a,'2-sided Confidence Interval',header=TRUE) dum <- paste('[',mx-delta2) dum <- paste(dum,',') dum <- paste(dum,mx+delta2) dum <- paste(dum,']') a<-table.element(a,dum) a<-table.row.end(a) a<-table.row.start(a) a<-table.element(a,'Left-sided Confidence Interval',header=TRUE) dum <- paste('[',mx-delta1) dum <- paste(dum,', +inf ]') a<-table.element(a,dum) a<-table.row.end(a) a<-table.row.start(a) a<-table.element(a,'Right-sided Confidence Interval',header=TRUE) dum <- paste('[ -inf, ',mx+delta1) dum <- paste(dum,']') a<-table.element(a,dum) a<-table.row.end(a) a<-table.end(a) table.save(a,file='mytable.tab')
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R Server
Big Analytics Cloud Computing Center
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