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Opdracht3 Q2 Kolom4

R Software Module: rwasp_autocorrelation.wasp (opens new window with default values)
Title produced by software: (Partial) Autocorrelation Function
Date of computation: Tue, 27 Nov 2007 03:12:59 -0700
 
Cite this page as follows:
Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL http://www.freestatistics.org/blog/date/2007/Nov/27/t1196157841m42cm61orfk4gjt.htm/, Retrieved Tue, 27 Nov 2007 11:04:03 +0100
 
User-defined keywords:
Verbeterd
 
Dataseries X:
» Textbox « » Textfile « » CSV «
104 85 110 106 142 138 115 118 118 128 119 114 108 130 109 127 121 131 111 108 122 134 144 125 118 93 106 109 121 137 153 140 135 124 137 113 97 105 101 120 117 123 133 104 136 116 110 91 99 67 102 101 107 114 129 112 97 100 105 81 104 80 97 90 99 103 111 110 88 97 87 97
 
Text written by user:
 
Output produced by software:


Summary of compuational transaction
Raw Inputview raw input (R code)
Raw Outputview raw output of R engine
Computing time1 seconds
R Server'Gwilym Jenkins' @ 72.249.127.135


Autocorrelation Function
Time lag kACF(k)T-STATP-value
017.7460
10.210021.62680.054509
20.2381451.84470.035012
3-0.08852-0.68570.752221
4-0.130523-1.0110.841968
5-0.160995-1.24710.891389
60.0008490.00660.497387
70.2746222.12720.018761
80.2698152.090.020433
90.3208062.4850.007882
100.1475271.14270.128843
110.0632140.48970.313082
12-0.367312-2.84520.996968
13-0.02902-0.22480.588545
14-0.098741-0.76480.776319
15-0.022412-0.17360.568617
160.1168180.90490.184577
170.1614291.25040.108
180.0782250.60590.273423
19-0.085886-0.66530.745786
20-0.078219-0.60590.726559
21-0.057207-0.44310.670364
22-0.017672-0.13690.55421
23-0.054049-0.41870.661521
240.1029020.79710.214274
25-0.13838-1.07190.855969
26-0.090525-0.70120.757057
27-0.074761-0.57910.717653
28-0.148465-1.150.872647
29-0.061268-0.47460.681597
30-0.034866-0.27010.605984
310.0676430.5240.301118
32-0.01128-0.08740.534667
33-0.092824-0.7190.762537
34-0.184696-1.43070.921141
35-0.090833-0.70360.757796
36-0.209773-1.62490.945286
370.0013690.01060.495786
38-0.036839-0.28540.611823
390.0027530.02130.491529
400.0554090.42920.334658
410.0198730.15390.439088
42-0.018633-0.14430.557139
43-0.093997-0.72810.765306
44-0.11794-0.91360.817696
450.0042950.03330.486786
46-0.049044-0.37990.647316
470.0392860.30430.380975


Partial Autocorrelation Function
Time lag kPACF(k)T-STATP-value
00.210021.62680.054509
10.202991.57240.060564
2-0.186595-1.44540.92322
3-0.145766-1.12910.868324
4-0.053214-0.41220.659166
50.1079940.83650.203092
60.330432.55950.00651
70.1416831.09750.13841
80.1017470.78810.216863
90.0229120.17750.429866
100.0426320.33020.371191
11-0.362676-2.80930.996653
120.1637361.26830.104796
130.0808810.62650.26668
14-0.241693-1.87210.966969
15-0.036663-0.2840.611303
160.0421980.32690.372453
17-0.095475-0.73950.768769
18-0.017986-0.13930.555167
190.0217120.16820.433504
200.16051.24320.10931
210.1460751.13150.131175
22-0.138931-1.07620.856917
23-0.119768-0.92770.821364
24-0.076503-0.59260.722159
25-0.116392-0.90160.814554
26-0.058741-0.4550.674625
27-0.067975-0.52650.69977
280.0063630.04930.480426
29-0.061964-0.480.683504
30-0.039176-0.30350.618705
310.0525760.40730.342635
320.039820.30840.379407
33-0.105581-0.81780.791654
340.1067440.82680.205803
350.0337810.26170.397236
36-0.052399-0.40590.656864
37-0.147533-1.14280.871167
38-0.081816-0.63370.735671
390.0342070.2650.395973
400.1637881.26870.104725
410.0068330.05290.478982
42-0.005648-0.04380.517376
43-0.059604-0.46170.677013
440.0892330.69120.246055
45-0.079117-0.61280.72885
460.1643121.27280.104007
47-0.081576-0.63190.735069
 
Charts produced by software:
http://127.0.0.1/wessadotnet/public_html/freestatisticsdotorg/blog/date/2007/Nov/27/t1196157841m42cm61orfk4gjt/16hz01196158377.png (open in new window)
http://127.0.0.1/wessadotnet/public_html/freestatisticsdotorg/blog/date/2007/Nov/27/t1196157841m42cm61orfk4gjt/16hz01196158377.ps (open in new window)


http://127.0.0.1/wessadotnet/public_html/freestatisticsdotorg/blog/date/2007/Nov/27/t1196157841m42cm61orfk4gjt/2oqtr1196158377.png (open in new window)
http://127.0.0.1/wessadotnet/public_html/freestatisticsdotorg/blog/date/2007/Nov/27/t1196157841m42cm61orfk4gjt/2oqtr1196158377.ps (open in new window)


 
Parameters:
par1 = 48 ; par2 = 1 ; par3 = 0 ; par4 = 1 ; par5 = 12 ;
 
R code (references can be found in the software module):
if (par1 == 'Default') {
par1 = 10*log10(length(x))
} else {
par1 <- as.numeric(par1)
}
par2 <- as.numeric(par2)
par3 <- as.numeric(par3)
par4 <- as.numeric(par4)
par5 <- as.numeric(par5)
if (par2 == 0) {
x <- log(x)
} else {
x <- (x ^ par2 - 1) / par2
}
if (par3 > 0) x <- diff(x,lag=1,difference=par3)
if (par4 > 0) x <- diff(x,lag=par5,difference=par4)
bitmap(file='pic1.png')
racf <- acf(x,par1,main='Autocorrelation',xlab='lags',ylab='ACF')
dev.off()
bitmap(file='pic2.png')
rpacf <- pacf(x,par1,main='Partial Autocorrelation',xlab='lags',ylab='PACF')
dev.off()
(myacf <- c(racf$acf))
(mypacf <- c(rpacf$acf))
lengthx <- length(x)
sqrtn <- sqrt(lengthx)
load(file='createtable')
a<-table.start()
a<-table.row.start(a)
a<-table.element(a,'Autocorrelation Function',4,TRUE)
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'Time lag k',header=TRUE)
a<-table.element(a,hyperlink('http://www.xycoon.com/basics.htm','ACF(k)','click here for more information about the Autocorrelation Function'),header=TRUE)
a<-table.element(a,'T-STAT',header=TRUE)
a<-table.element(a,'P-value',header=TRUE)
a<-table.row.end(a)
for (i in 1:par1) {
a<-table.row.start(a)
a<-table.element(a,i-1,header=TRUE)
a<-table.element(a,round(myacf[i],6))
mytstat <- myacf[i]*sqrtn
a<-table.element(a,round(mytstat,4))
a<-table.element(a,round(1-pt(mytstat,lengthx),6))
a<-table.row.end(a)
}
a<-table.end(a)
table.save(a,file='mytable.tab')
a<-table.start()
a<-table.row.start(a)
a<-table.element(a,'Partial Autocorrelation Function',4,TRUE)
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'Time lag k',header=TRUE)
a<-table.element(a,hyperlink('http://www.xycoon.com/basics.htm','PACF(k)','click here for more information about the Partial Autocorrelation Function'),header=TRUE)
a<-table.element(a,'T-STAT',header=TRUE)
a<-table.element(a,'P-value',header=TRUE)
a<-table.row.end(a)
for (i in 1:par1) {
a<-table.row.start(a)
a<-table.element(a,i-1,header=TRUE)
a<-table.element(a,round(mypacf[i],6))
mytstat <- mypacf[i]*sqrtn
a<-table.element(a,round(mytstat,4))
a<-table.element(a,round(1-pt(mytstat,lengthx),6))
a<-table.row.end(a)
}
a<-table.end(a)
table.save(a,file='mytable1.tab')
 





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