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Description of Statistical Computation

Author's title

Author*The author of this computation has been verified*
R Software Modulerwasp_factor_analysisdm.wasp
Title produced by softwareFactor Analysis
Date of computationMon, 30 Apr 2012 11:21:49 -0400
Cite this page as followsStatistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?v=date/2012/Apr/30/t1335799321qwzbrnhehdg3bec.htm/, Retrieved Mon, 29 Apr 2024 07:42:21 +0000
Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?pk=165287, Retrieved Mon, 29 Apr 2024 07:42:21 +0000
QR Codes:

Original text written by user:
IsPrivate?No (this computation is public)
User-defined keywords
Estimated Impact170

Tree of Dependent Computations

Family? (F = Feedback message, R = changed R code, M = changed R Module, P = changed Parameters, D = changed Data)
-     [Hierarchical Clustering] [fem,all] [2012-04-26 12:51:44] [729e3e98c2c68b03161978d53cee5b12]
- R P   [Hierarchical Clustering] [] [2012-04-30 15:17:42] [c0a25563b5321cce5982f113c9f242b0]
- RMP       [Factor Analysis] [] [2012-04-30 15:21:49] [5c0702afe8d9e990947972dba627bfae] [Current]
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Dataset

Tables (Output of Computation)





Summary of computational transaction
Raw Inputview raw input (R code)
Raw Outputview raw output of R engine
Computing time3 seconds
R Server'AstonUniversity' @ aston.wessa.net

\begin{tabular}{lllllllll}
\hline
Summary of computational transaction \tabularnewline
Raw Input & view raw input (R code)  \tabularnewline
Raw Output & view raw output of R engine  \tabularnewline
Computing time & 3 seconds \tabularnewline
R Server & 'AstonUniversity' @ aston.wessa.net \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=165287&T=0

[TABLE]
[ROW][C]Summary of computational transaction[/C][/ROW]
[ROW][C]Raw Input[/C][C]view raw input (R code) [/C][/ROW]
[ROW][C]Raw Output[/C][C]view raw output of R engine [/C][/ROW]
[ROW][C]Computing time[/C][C]3 seconds[/C][/ROW]
[ROW][C]R Server[/C][C]'AstonUniversity' @ aston.wessa.net[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=165287&T=0

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=165287&T=0

As an alternative you can also use a QR Code:  
QR Code


The GUIDs for individual cells are displayed in the table below:

Summary of computational transaction
Raw Inputview raw input (R code)
Raw Outputview raw output of R engine
Computing time3 seconds
R Server'AstonUniversity' @ aston.wessa.net






Rotated Factor Loadings
VariablesFactor1Factor2
A10.5350.035
A2-0.170.515
A30.5270.139
A40.0890.499
A50.2530.369
A60.4870.307
A70.1660.442
A80.4420.451
A90.0610.4
A100.4850.176
A110.553-0.501
A120.1870.563
A130.0430.485
A140.2830.484
A150.6-0.037
A160.561-0.319
A170.3880.184
A180.4630.153
A190.3940.345
A200.3680.147

\begin{tabular}{lllllllll}
\hline
Rotated Factor Loadings \tabularnewline
Variables & Factor1 & Factor2 \tabularnewline
A1 & 0.535 & 0.035 \tabularnewline
A2 & -0.17 & 0.515 \tabularnewline
A3 & 0.527 & 0.139 \tabularnewline
A4 & 0.089 & 0.499 \tabularnewline
A5 & 0.253 & 0.369 \tabularnewline
A6 & 0.487 & 0.307 \tabularnewline
A7 & 0.166 & 0.442 \tabularnewline
A8 & 0.442 & 0.451 \tabularnewline
A9 & 0.061 & 0.4 \tabularnewline
A10 & 0.485 & 0.176 \tabularnewline
A11 & 0.553 & -0.501 \tabularnewline
A12 & 0.187 & 0.563 \tabularnewline
A13 & 0.043 & 0.485 \tabularnewline
A14 & 0.283 & 0.484 \tabularnewline
A15 & 0.6 & -0.037 \tabularnewline
A16 & 0.561 & -0.319 \tabularnewline
A17 & 0.388 & 0.184 \tabularnewline
A18 & 0.463 & 0.153 \tabularnewline
A19 & 0.394 & 0.345 \tabularnewline
A20 & 0.368 & 0.147 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=165287&T=1

[TABLE]
[ROW][C]Rotated Factor Loadings[/C][/ROW]
[ROW][C]Variables[/C][C]Factor1[/C][C]Factor2[/C][/ROW]
[ROW][C]A1[/C][C]0.535[/C][C]0.035[/C][/ROW]
[ROW][C]A2[/C][C]-0.17[/C][C]0.515[/C][/ROW]
[ROW][C]A3[/C][C]0.527[/C][C]0.139[/C][/ROW]
[ROW][C]A4[/C][C]0.089[/C][C]0.499[/C][/ROW]
[ROW][C]A5[/C][C]0.253[/C][C]0.369[/C][/ROW]
[ROW][C]A6[/C][C]0.487[/C][C]0.307[/C][/ROW]
[ROW][C]A7[/C][C]0.166[/C][C]0.442[/C][/ROW]
[ROW][C]A8[/C][C]0.442[/C][C]0.451[/C][/ROW]
[ROW][C]A9[/C][C]0.061[/C][C]0.4[/C][/ROW]
[ROW][C]A10[/C][C]0.485[/C][C]0.176[/C][/ROW]
[ROW][C]A11[/C][C]0.553[/C][C]-0.501[/C][/ROW]
[ROW][C]A12[/C][C]0.187[/C][C]0.563[/C][/ROW]
[ROW][C]A13[/C][C]0.043[/C][C]0.485[/C][/ROW]
[ROW][C]A14[/C][C]0.283[/C][C]0.484[/C][/ROW]
[ROW][C]A15[/C][C]0.6[/C][C]-0.037[/C][/ROW]
[ROW][C]A16[/C][C]0.561[/C][C]-0.319[/C][/ROW]
[ROW][C]A17[/C][C]0.388[/C][C]0.184[/C][/ROW]
[ROW][C]A18[/C][C]0.463[/C][C]0.153[/C][/ROW]
[ROW][C]A19[/C][C]0.394[/C][C]0.345[/C][/ROW]
[ROW][C]A20[/C][C]0.368[/C][C]0.147[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=165287&T=1

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=165287&T=1

As an alternative you can also use a QR Code:  
QR Code


The GUIDs for individual cells are displayed in the table below:

Rotated Factor Loadings
VariablesFactor1Factor2
A10.5350.035
A2-0.170.515
A30.5270.139
A40.0890.499
A50.2530.369
A60.4870.307
A70.1660.442
A80.4420.451
A90.0610.4
A100.4850.176
A110.553-0.501
A120.1870.563
A130.0430.485
A140.2830.484
A150.6-0.037
A160.561-0.319
A170.3880.184
A180.4630.153
A190.3940.345
A200.3680.147


Figures (Output of Computation)

Input Parameters & R Code

Parameters (Session):
par1 = 2 ; par2 = all ; par3 = bachelor ; par4 = all ; par5 = ATTLES all ;
Parameters (R input):
par1 = 2 ; par2 = all ; par3 = bachelor ; par4 = all ; par5 = ATTLES all ;
R code (references can be found in the software module):
library(psych)
x <- as.data.frame(read.table(file='https://automated.biganalytics.eu/download/utaut.csv',sep=',',header=T))
x$U25 <- 6-x$U25
if(par2 == 'female') x <- x[x$Gender==0,]
if(par2 == 'male') x <- x[x$Gender==1,]
if(par3 == 'prep') x <- x[x$Pop==1,]
if(par3 == 'bachelor') x <- x[x$Pop==0,]
if(par4 != 'all') {
x <- x[x$Year==as.numeric(par4),]
}
cAc <- with(x,cbind( A1, A2, A3, A4, A5, A6, A7, A8, A9,A10))
cAs <- with(x,cbind(A11,A12,A13,A14,A15,A16,A17,A18,A19,A20))
cA <- cbind(cAc,cAs)
cCa <- with(x,cbind(C1,C3,C5,C7, C9,C11,C13,C15,C17,C19,C21,C23,C25,C27,C29,C31,C33,C35,C37,C39,C41,C43,C45,C47))
cCp <- with(x,cbind(C2,C4,C6,C8,C10,C12,C14,C16,C18,C20,C22,C24,C26,C28,C30,C32,C34,C36,C38,C40,C42,C44,C46,C48))
cC <- cbind(cCa,cCp)
cU <- with(x,cbind(U1,U2,U3,U4,U5,U6,U7,U8,U9,U10,U11,U12,U13,U14,U15,U16,U17,U18,U19,U20,U21,U22,U23,U24,U25,U26,U27,U28,U29,U30,U31,U32,U33))
cE <- with(x,cbind(BC,NNZFG,MRT,AFL,LPM,LPC,W,WPA))
cX <- with(x,cbind(X1,X2,X3,X4,X5,X6,X7,X8,X9,X10,X11,X12,X13,X14,X15,X16,X17,X18))
if (par5=='ATTLES connected') x <- cAc
if (par5=='ATTLES separate') x <- cAs
if (par5=='ATTLES all') x <- cA
if (par5=='COLLES actuals') x <- cCa
if (par5=='COLLES preferred') x <- cCp
if (par5=='COLLES all') x <- cC
if (par5=='CSUQ') x <- cU
if (par5=='Learning Activities') x <- cE
if (par5=='Exam Items') x <- cX
ncol <- length(x[1,])
for (jjj in 1:ncol) {
x <- x[!is.na(x[,jjj]),]
}
par1 <- as.numeric(par1)
nrows <- length(x[,1])
rownames(x) <- 1:nrows
y <- x
fit <- principal(y, nfactors=par1, rotate='varimax')
fit
fs <- factor.scores(y,fit)
fs
bitmap(file='test1.png')
fa.diagram(fit)
dev.off()
bitmap(file='test2.png')
plot(fs,pch=20)
text(fs,labels=rownames(y),pos=3)
dev.off()
load(file='createtable')
a<-table.start()
a<-table.row.start(a)
a<-table.element(a,'Rotated Factor Loadings',par1+1,TRUE)
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'Variables',1,TRUE)
for (i in 1:par1) {
a<-table.element(a,paste('Factor',i,sep=''),1,TRUE)
}
a<-table.row.end(a)
for (j in 1:length(fit$loadings[,1])) {
a<-table.row.start(a)
a<-table.element(a,rownames(fit$loadings)[j],header=TRUE)
for (i in 1:par1) {
a<-table.element(a,round(fit$loadings[j,i],3))
}
a<-table.row.end(a)
}
a<-table.end(a)
table.save(a,file='mytable.tab')