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*The author of this computation has been verified*

R Software Module: /rwasp_meanplot.wasp (opens new window with default values)

Title produced by software: Mean Plot

Date of computation: Mon, 07 Dec 2009 15:06:22 -0700

Cite this page as follows:

Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL http://www.freestatistics.org/blog/date/2009/Dec/07/t1260223612xi3tkg8jas6u8s2.htm/, Retrieved Mon, 07 Dec 2009 23:07:00 +0100

BibTeX entries for LaTeX users:

@Manual{KEY,
    author = {{YOUR NAME}},
    publisher = {Office for Research Development and Education},
    title = {Statistical Computations at FreeStatistics.org, URL http://www.freestatistics.org/blog/date/2009/Dec/07/t1260223612xi3tkg8jas6u8s2.htm/},
    year = {2009},
}
@Manual{R,
    title = {R: A Language and Environment for Statistical Computing},
    author = {{R Development Core Team}},
    organization = {R Foundation for Statistical Computing},
    address = {Vienna, Austria},
    year = {2009},
    note = {{ISBN} 3-900051-07-0},
    url = {http://www.R-project.org},
}

Original text written by user:

IsPrivate?

No (this computation is public)

User-defined keywords:

Dataseries X:

» Textbox « » Textfile « » CSV «

-1065.28076055322 -2278.75083745204 -13750.7320730183 768.487940174182 480.329421548304 2441.84534097982 -2017.12122801278 -3677.24413007058 2376.07844077739 1991.57956111441 8177.8663887305 -9931.36901798728 1054.78346037674 -6334.48912633556 -10318.8992855633 -2985.24764365473 -4927.33781231944 2075.02534260383 -3870.63118024471 -2524.15412506803 725.810856004154 -6465.06532185037 -11625.1356478526 11621.1659938228 1767.57466477775 -10664.0704054107 6189.98081853049 2343.11555395316 3876.36005581636 1472.93269355467 118.383083333785 820.674136304355 1542.41090621852 -3650.11001150461 4906.01253028907 40.3638959194068 -1585.17421898316 -124.437694132677 2791.13055865956 5387.15230614261 5445.44402054302 2593.37824514089 6516.19939614798 6292.59289700375 2088.48664589605 2475.88763066489 3427.36476553255 -1086.08268469240 1510.63701057434 1414.23900224041

Output produced by software:

Summary of computational transaction
Raw Input	view raw input (R code)
Raw Output	view raw output of R engine
Computing time	3 seconds
R Server	'Gwilym Jenkins' @ 72.249.127.135

Charts produced by software:

http://www.freestatistics.org/blog/date/2009/Dec/07/t1260223612xi3tkg8jas6u8s2/1nejo1260223579.png (open in new window)

http://www.freestatistics.org/blog/date/2009/Dec/07/t1260223612xi3tkg8jas6u8s2/1nejo1260223579.ps (open in new window)

http://www.freestatistics.org/blog/date/2009/Dec/07/t1260223612xi3tkg8jas6u8s2/2ld8x1260223579.png (open in new window)

http://www.freestatistics.org/blog/date/2009/Dec/07/t1260223612xi3tkg8jas6u8s2/2ld8x1260223579.ps (open in new window)

http://www.freestatistics.org/blog/date/2009/Dec/07/t1260223612xi3tkg8jas6u8s2/345ec1260223579.png (open in new window)

http://www.freestatistics.org/blog/date/2009/Dec/07/t1260223612xi3tkg8jas6u8s2/345ec1260223579.ps (open in new window)

http://www.freestatistics.org/blog/date/2009/Dec/07/t1260223612xi3tkg8jas6u8s2/47nrh1260223579.png (open in new window)

http://www.freestatistics.org/blog/date/2009/Dec/07/t1260223612xi3tkg8jas6u8s2/47nrh1260223579.ps (open in new window)

http://www.freestatistics.org/blog/date/2009/Dec/07/t1260223612xi3tkg8jas6u8s2/5tosc1260223579.png (open in new window)

http://www.freestatistics.org/blog/date/2009/Dec/07/t1260223612xi3tkg8jas6u8s2/5tosc1260223579.ps (open in new window)

http://www.freestatistics.org/blog/date/2009/Dec/07/t1260223612xi3tkg8jas6u8s2/6gp9u1260223579.png (open in new window)

http://www.freestatistics.org/blog/date/2009/Dec/07/t1260223612xi3tkg8jas6u8s2/6gp9u1260223579.ps (open in new window)

http://www.freestatistics.org/blog/date/2009/Dec/07/t1260223612xi3tkg8jas6u8s2/7xo3z1260223579.png (open in new window)

http://www.freestatistics.org/blog/date/2009/Dec/07/t1260223612xi3tkg8jas6u8s2/7xo3z1260223579.ps (open in new window)

Parameters (Session):

par1 = 36 ; par2 = 1 ; par3 = 1 ; par4 = 1 ; par5 = 12 ; par6 = MA ; par7 = 0.95 ;

Parameters (R input):

par1 = 12 ; par2 = 1 ; par3 = 1 ; par4 = 1 ; par5 = 12 ; par6 = MA ; par7 = 0.95 ;

R code (references can be found in the software module):

par1 <- as.numeric(par1)

(n <- length(x))

(np <- floor(n / par1))

arr <- array(NA,dim=c(par1,np+1))

darr <- array(NA,dim=c(par1,np+1))

ari <- array(0,dim=par1)

dx <- diff(x)

j <- 0

for (i in 1:n)

{

j = j + 1

ari[j] = ari[j] + 1

arr[j,ari[j]] <- x[i]

darr[j,ari[j]] <- dx[i]

if (j == par1) j = 0

}

ari

arr

darr

arr.mean <- array(NA,dim=par1)

arr.median <- array(NA,dim=par1)

arr.midrange <- array(NA,dim=par1)

for (j in 1:par1)

{

arr.mean[j] <- mean(arr[j,],na.rm=TRUE)

arr.median[j] <- median(arr[j,],na.rm=TRUE)

arr.midrange[j] <- (quantile(arr[j,],0.75,na.rm=TRUE) + quantile(arr[j,],0.25,na.rm=TRUE)) / 2

}

overall.mean <- mean(x)

overall.median <- median(x)

overall.midrange <- (quantile(x,0.75) + quantile(x,0.25)) / 2

bitmap(file='plot1.png')

plot(arr.mean,type='b',ylab='mean',main='Mean Plot',xlab='Periodic Index')

mtext(paste('#blocks = ',np))

abline(overall.mean,0)

dev.off()

bitmap(file='plot2.png')

plot(arr.median,type='b',ylab='median',main='Median Plot',xlab='Periodic Index')

mtext(paste('#blocks = ',np))

abline(overall.median,0)

dev.off()

bitmap(file='plot3.png')

plot(arr.midrange,type='b',ylab='midrange',main='Midrange Plot',xlab='Periodic Index')

mtext(paste('#blocks = ',np))

abline(overall.midrange,0)

dev.off()

bitmap(file='plot4.png')

z <- data.frame(t(arr))

names(z) <- c(1:par1)

(boxplot(z,notch=TRUE,col='grey',xlab='Periodic Index',ylab='Value',main='Notched Box Plots - Periodic Subseries'))

dev.off()

bitmap(file='plot4b.png')

z <- data.frame(t(darr))

names(z) <- c(1:par1)

(boxplot(z,notch=TRUE,col='grey',xlab='Periodic Index',ylab='Value',main='Notched Box Plots - Differenced Periodic Subseries'))

dev.off()

bitmap(file='plot5.png')

z <- data.frame(arr)

names(z) <- c(1:np)

(boxplot(z,notch=TRUE,col='grey',xlab='Block Index',ylab='Value',main='Notched Box Plots - Sequential Blocks'))

dev.off()

bitmap(file='plot6.png')

z <- data.frame(cbind(arr.mean,arr.median,arr.midrange))

names(z) <- list('mean','median','midrange')

(boxplot(z,notch=TRUE,col='grey',ylab='Overall Central Tendency',main='Notched Box Plots'))

dev.off()

This work is licensed under a Creative Commons Attribution-Noncommercial-Share Alike 3.0 License.

Software written by Ed van Stee & Patrick Wessa

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