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Description of Statistical Computation

Author's title

Author*Unverified author*
R Software Modulerwasp_fitdistrnorm.wasp
Title produced by softwareMaximum-likelihood Fitting - Normal Distribution
Date of computationFri, 11 Jan 2008 08:29:27 -0700
Cite this page as followsStatistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?v=date/2008/Jan/11/t120006524597yuxr1ffyjxmro.htm/, Retrieved Tue, 14 May 2024 15:37:21 +0000
Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?pk=7946, Retrieved Tue, 14 May 2024 15:37:21 +0000
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Original text written by user:
IsPrivate?No (this computation is public)
User-defined keywordsmaximum likelihood Tinne Van der Eycken
Estimated Impact300

Tree of Dependent Computations

Family? (F = Feedback message, R = changed R code, M = changed R Module, P = changed Parameters, D = changed Data)
-       [Maximum-likelihood Fitting - Normal Distribution] [Paper: Residu's] [2008-01-11 15:29:27] [c8635c97647ba59406cb570a9fab7b02] [Current]
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Dataset

Dataseries X:
Download CSV
Histogram
Boxplots 
-5.97140410767898
-3.6691753651635
3.22573243778312
8.46994742622872
2.36104613837392
2.27810301334516
-1.89643356409454
-5.57048190071753
1.59306810529995
-1.15395525058041
-6.72929075561101
5.66399576285171
0.880403851972294
0.0619490573441767
8.08456537817682
-6.2448790022095
-2.24567792980042
2.59166701507407
0.601813487319091
4.8272769098794
5.09668174354169
-3.33658622020570
5.34417316066118
1.99609666699276
0.415333303125725
-0.900878021038933
-3.09016502696032
-1.53443811684522
5.61627406480226
-0.498380340378351
-0.443356334553083
-2.97096557941350
0.937268288719855
0.471804866159551
-0.0743614606905861
-6.83970786794111
-0.673055658412168
2.52156302681157
-8.65114003996448
-3.54390202061101
-4.50157864426839
-3.61584164436451
-1.48647635742622
1.68874294472572
-6.24526584517324
3.14185515887046
0.155104567902546
-4.48946146647238
1.49426292301859
1.98654130204668
0.431007250964857
2.85327171343702
-1.23006362910736
-0.75554804367637
3.22445276875476
2.02542762552591
-1.38175229238826
0.876881445756102
1.30437448773787
3.669076904569
3.85445968797453

Tables (Output of Computation)





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

\begin{tabular}{lllllllll}
\hline
Summary of compuational transaction \tabularnewline
Raw Input & view raw input (R code)  \tabularnewline
Raw Output & view raw output of R engine  \tabularnewline
Computing time & 1 seconds \tabularnewline
R Server & 'Gwilym Jenkins' @ 72.249.127.135 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=7946&T=0

[TABLE]
[ROW][C]Summary of compuational 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]1 seconds[/C][/ROW]
[ROW][C]R Server[/C][C]'Gwilym Jenkins' @ 72.249.127.135[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=7946&T=0

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=7946&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 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






ParameterEstimated ValueStandard Deviation
mean-2.37138121070518e-160.473753775856641
standard deviation3.700135274343880.334994507520962

\begin{tabular}{lllllllll}
\hline
Parameter & Estimated Value & Standard Deviation \tabularnewline
mean & -2.37138121070518e-16 & 0.473753775856641 \tabularnewline
standard deviation & 3.70013527434388 & 0.334994507520962 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=7946&T=1

[TABLE]
[ROW][C]Parameter[/C][C]Estimated Value[/C][C]Standard Deviation[/C][/ROW]
[ROW][C]mean[/C][C]-2.37138121070518e-16[/C][C]0.473753775856641[/C][/ROW]
[ROW][C]standard deviation[/C][C]3.70013527434388[/C][C]0.334994507520962[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=7946&T=1

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=7946&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:

ParameterEstimated ValueStandard Deviation
mean-2.37138121070518e-160.473753775856641
standard deviation3.700135274343880.334994507520962


Figures (Output of Computation)

Input Parameters & R Code

Parameters (Session):
par1 = 8 ; par2 = 0 ;
Parameters (R input):
par1 = 8 ; par2 = 0 ;
R code (references can be found in the software module):
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
bitmap(file='test1.png')
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$estimate[2])^2),min(x),max(x),add=T)
dev.off()
load(file='createtable')
a<-table.start()
a<-table.row.start(a)
a<-table.element(a,'Parameter',1,TRUE)
a<-table.element(a,'Estimated Value',1,TRUE)
a<-table.element(a,'Standard Deviation',1,TRUE)
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'mean',header=TRUE)
a<-table.element(a,r$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='mytable.tab')