R version 2.8.0 (2008-10-20) Copyright (C) 2008 The R Foundation for Statistical Computing ISBN 3-900051-07-0 R is free software and comes with ABSOLUTELY NO WARRANTY. You are welcome to redistribute it under certain conditions. Type 'license()' or 'licence()' for distribution details. R is a collaborative project with many contributors. Type 'contributors()' for more information and 'citation()' on how to cite R or R packages in publications. Type 'demo()' for some demos, 'help()' for on-line help, or 'help.start()' for an HTML browser interface to help. Type 'q()' to quit R. > x <- c(1.2413,1.2758,1.2729,1.2695,1.2858,1.2741,1.2823,1.2588,1.2856,1.2619,1.2590,1.2865,1.2667,1.2505,1.2205,1.2220,1.1990,1.1583,1.1931,1.2028,1.1802,1.2084,1.1996,1.1870,1.2013,1.2120,1.2133,1.1866,1.2067,1.2240,1.2566,1.2608,1.3005,1.2955,1.2500,1.3158,1.3358,1.2817,1.2707,1.2595,1.3182,1.2665,1.2715,1.3041,1.3106,1.2911,1.2233,1.1438,0.9895,1.9903,0.9967,0.9708,0.9946,1.0441,1.0757,1.1461,1.1749,1.1926,1.2109) > par2 = '0' > par1 = '8' > ylab = 'density' > xlab = 'value of data series' > main = 'Histogram and Fitted Normal Density' > #'GNU S' R Code compiled by R2WASP v. 1.0.44 () > #Author: Prof. Dr. P. Wessa > #To cite this work: AUTHOR(S), (YEAR), YOUR SOFTWARE TITLE (vNUMBER) in Free Statistics Software (v$_version), Office for Research Development and Education, URL http://www.wessa.net/rwasp_YOURPAGE.wasp/ > #Source of accompanying publication: Office for Research, Development, and Education > #Technical description: Write here your technical program description (don't use hard returns!) > library(MASS) > par1 <- as.numeric(par1) > if (par2 == '0') par2 = 'Sturges' else par2 <- as.numeric(par2) > x <- as.ts(x) #otherwise the fitdistr function does not work properly > r <- fitdistr(x,'normal') > r mean sd 1.23267288 0.12979342 (0.01689766) (0.01194845) > postscript(file="/var/www/html/freestat/rcomp/tmp/12obg1257509017.ps",horizontal=F,pagecentre=F,paper="special",width=8.3333333333333,height=5.5555555555556) > myhist<-hist(x,col=par1,breaks=par2,main=main,ylab=ylab,xlab=xlab,freq=F) > curve(1/(r$estimate[2]*sqrt(2*pi))*exp(-1/2*((x-r$estimate[1])/r$estimate[2])^2),min(x),max(x),add=T) > dev.off() null device 1 > > #Note: the /var/www/html/freestat/rcomp/createtable file can be downloaded at http://www.wessa.net/cretab > load(file="/var/www/html/freestat/rcomp/createtable") > > a<-table.start() > a<-table.row.start(a) > a<-table.element(a,'Parameter',1,TRUE) > a<-table.element(a,'Estimated Value',1,TRUE) > a<-table.element(a,'Standard Deviation',1,TRUE) > a<-table.row.end(a) > a<-table.row.start(a) > a<-table.element(a,'mean',header=TRUE) > a<-table.element(a,r$estimate[1]) > a<-table.element(a,r$sd[1]) > a<-table.row.end(a) > a<-table.row.start(a) > a<-table.element(a,'standard deviation',header=TRUE) > a<-table.element(a,r$estimate[2]) > a<-table.element(a,r$sd[2]) > a<-table.row.end(a) > a<-table.end(a) > table.save(a,file="/var/www/html/freestat/rcomp/tmp/2op0b1257509017.tab") > > system("convert tmp/12obg1257509017.ps tmp/12obg1257509017.png") > > > proc.time() user system elapsed 0.585 0.237 0.673