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Description of Statistical Computation

Author's title

Author*The author of this computation has been verified*
R Software Modulerwasp_fitdistrnorm.wasp
Title produced by softwareMaximum-likelihood Fitting - Normal Distribution
Date of computationFri, 11 Dec 2009 03:27:06 -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/2009/Dec/11/t1260527314sqnz666wkuttksu.htm/, Retrieved Tue, 04 Nov 2025 13:12:00 +0000
Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?pk=65958, Retrieved Tue, 04 Nov 2025 13:12:00 +0000
QR Codes:

Original text written by user:
IsPrivate?No (this computation is public)
User-defined keywords
Estimated Impact322

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] [3/11/2009] [2009-11-02 22:18:38] [b98453cac15ba1066b407e146608df68]
-    D  [Maximum-likelihood Fitting - Normal Distribution] [WS6] [2009-11-05 18:18:20] [eaf42bcf5162b5692bb3c7f9d4636222]
-    D    [Maximum-likelihood Fitting - Normal Distribution] [Workshop 6: Maxim...] [2009-11-06 12:03:40] [1433a524809eda02c3198b3ae6eebb69]
-   PD        [Maximum-likelihood Fitting - Normal Distribution] [Maximum-likelihoo...] [2009-12-11 10:27:06] [a5c6be3c0aa55fdb2a703a08e16947ef] [Current]
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Dataset

Dataseries X:
Download CSV
Histogram
Boxplots 
0,5270
0,4720
0,0000
0,0520
0,3130
0,3640
0,3630
-0,1550
0,0520
0,5680
0,6680
1,3780
0,2520
-0,4020
-0,0500
0,5550
0,0500
0,1500
0,4500
0,2990
0,1990
0,4960
0,4440
-0,3930
-0,4440
0,1980
0,4940
0,1330
0,3880
0,4840
0,2780
0,3690
0,1650
0,1550
0,0870
0,4140
0,3600
0,9750
0,2700
0,3590
0,1690
0,3810
0,1540
0,4860
0,9250
0,7280
-0,0140
0,0460
-0,8190
-1,6740
-0,7880
0,2790
0,3960
-0,1410
-0,0190
0,0990
0,7420
0,0050
0,4480

Tables (Output of Computation)





Summary of computational 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 computational 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=65958&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]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=65958&T=0

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=65958&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 time1 seconds
R Server'Gwilym Jenkins' @ 72.249.127.135






ParameterEstimated ValueStandard Deviation
mean0.2159322033898310.058317725592681
standard deviation0.447946949961590.041236859229961

\begin{tabular}{lllllllll}
\hline
Parameter & Estimated Value & Standard Deviation \tabularnewline
mean & 0.215932203389831 & 0.058317725592681 \tabularnewline
standard deviation & 0.44794694996159 & 0.041236859229961 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=65958&T=1

[TABLE]
[ROW][C]Parameter[/C][C]Estimated Value[/C][C]Standard Deviation[/C][/ROW]
[ROW][C]mean[/C][C]0.215932203389831[/C][C]0.058317725592681[/C][/ROW]
[ROW][C]standard deviation[/C][C]0.44794694996159[/C][C]0.041236859229961[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=65958&T=1

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=65958&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
mean0.2159322033898310.058317725592681
standard deviation0.447946949961590.041236859229961


Figures (Output of Computation)

Input Parameters & R Code

Parameters (Session):
par1 = grey ; par2 = grey ; par3 = TRUE ; par4 = Inflatie Amerika ; par5 = US DOLLAR ;
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')