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Paper C Kendall Tau Rank Correlation

*The author of this computation has been verified*
R Software Module: /rwasp_kendall.wasp (opens new window with default values)
Title produced by software: Kendall tau Rank Correlation
Date of computation: Sat, 18 Dec 2010 10:57:06 +0000
 
Cite this page as follows:
Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL http://www.freestatistics.org/blog/date/2010/Dec/18/t1292669897jjfc4akgguqii6k.htm/, Retrieved Sat, 18 Dec 2010 11:58:18 +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/2010/Dec/18/t1292669897jjfc4akgguqii6k.htm/},
    year = {2010},
}
@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 = {2010},
    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 «
67 189 342 432 517 623 605 716 677 710 839 886 891 917 820 793 932 906 844 801 957 1159 1264 1097 1240 1411 1535 1862 1894 2239 2465 2423 2692 2856 3450 4162 4260 4225 4092 4160 3896 3628 3754 3749 3907 4449 5272 6197 6446 7157 7559 7674 6929 7156 6805 7095 7222 7593 7910
 
Dataseries Y:
» Textbox « » Textfile « » CSV «
36700 35600 80900 174000 169422 153452 173570 193036 174652 105367 95963 82896 121747 120196 103983 81103 70944 57248 47830 60095 60931 82955 99559 77911 70753 69287 88426 91756 96933 174484 232595 266197 290435 304296 322310 415555 490042 545109 545720 505944 477930 466106 424476 383018 364696 391116 435721 511435 553997 555252 544897 540562 505282 507626 474427 469740 491480 538974 576612
 
Output produced by software:


Summary of computational transaction
Raw Inputview raw input (R code)
Raw Outputview raw output of R engine
Computing time2 seconds
R Server'RServer@AstonUniversity' @ vre.aston.ac.uk


Kendall tau Rank Correlation
Kendall tau0.641145527362823
2-sided p-value0
Score1097
Var(Score)23383.666015625
Denominator1711
 
Charts produced by software:
http://www.freestatistics.org/blog/date/2010/Dec/18/t1292669897jjfc4akgguqii6k/1h9vh1292669823.png (open in new window)
http://www.freestatistics.org/blog/date/2010/Dec/18/t1292669897jjfc4akgguqii6k/1h9vh1292669823.ps (open in new window)


http://www.freestatistics.org/blog/date/2010/Dec/18/t1292669897jjfc4akgguqii6k/2a0uk1292669823.png (open in new window)
http://www.freestatistics.org/blog/date/2010/Dec/18/t1292669897jjfc4akgguqii6k/2a0uk1292669823.ps (open in new window)


 
Parameters (Session):
 
Parameters (R input):
 
R code (references can be found in the software module):
library('Kendall')
k <- Kendall(x,y)
bitmap(file='test1.png')
par(bg=rgb(0.2,0.4,0.6))
plot(x,y,main='Scatterplot',xlab=xlab,ylab=ylab)
grid()
dev.off()
bitmap(file='test2.png')
par(bg=rgb(0.2,0.4,0.6))
plot(rank(x),rank(y),main='Scatterplot of Ranks',xlab=xlab,ylab=ylab)
grid()
dev.off()
load(file='createtable')
a<-table.start()
a<-table.row.start(a)
a<-table.element(a,'Kendall tau Rank Correlation',2,TRUE)
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'Kendall tau',header=TRUE)
a<-table.element(a,k$tau)
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'2-sided p-value',header=TRUE)
a<-table.element(a,k$sl)
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'Score',header=TRUE)
a<-table.element(a,k$S)
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'Var(Score)',header=TRUE)
a<-table.element(a,k$varS)
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'Denominator',header=TRUE)
a<-table.element(a,k$D)
a<-table.row.end(a)
a<-table.end(a)
table.save(a,file='mytable.tab')
 





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