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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, 09 Apr 2010 13:02:58 +0000
Cite this page as followsStatistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?v=date/2010/Apr/09/t1270818262ovj3gb3xnmewmcg.htm/, Retrieved Fri, 19 Apr 2024 05:32:04 +0000
Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?pk=74624, Retrieved Fri, 19 Apr 2024 05:32:04 +0000
QR Codes:

Original text written by user:
IsPrivate?No (this computation is public)
User-defined keywordsB521, steven, coomans, normaal, thesis
Estimated Impact225

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] [b382, normaal ver...] [2010-04-06 10:35:09] [74be16979710d4c4e7c6647856088456]
-   PD    [Maximum-likelihood Fitting - Normal Distribution] [B521, steven, coo...] [2010-04-09 13:02:58] [d41d8cd98f00b204e9800998ecf8427e] [Current]
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Dataset

Dataseries X:
Download CSV
Histogram
Boxplots 
202,5
77,625
217,725
146,625
177,375
136,6
156,5
206,125
173,5
255,15
147,375
222,45
212,5
212,5
220,625
160
160
141,125
196,25
149,375
298,75
154,25
249,5
240,05
271,75
171
278,5
331,5
331,5
333,75
169,15
196,75
268,5
247
250,25
196,5
200,85
192,75
161
270,55
270,55
308
286,2
301,95
364,825
279
261,246
306
268,075
402,05
225,525
359,25
0
250
400,3
432,5
347,2
422,5
330,5
339,175
205,8
377,535
320
356,55
314,9
282,125
440,5
378,1
391,85
292,775
387
295,5
343,35
264,025
322,5
392,5
315,75
274,4
361,875
411,276
518,775
392,55
467
382,852
372,343
564,252
417
450,8
538,675
394
532
461,4
523
405,9
386,25
384,5
382
381,75
151,5
287,775
247,6
290,35
266,55
318,025
213,3
148,75
273
282,25
191,25
142,25
259,25
272,75
173,75
204,75
185,525
267,175
190,25
127,25
183,5
254,125

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'George Udny Yule' @ 72.249.76.132

\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 & 'George Udny Yule' @ 72.249.76.132 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=74624&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]'George Udny Yule' @ 72.249.76.132[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=74624&T=0

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=74624&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'George Udny Yule' @ 72.249.76.132






ParameterEstimated ValueStandard Deviation
mean284.62429.58346141362672
standard deviation104.9815599044746.77653055281507

\begin{tabular}{lllllllll}
\hline
Parameter & Estimated Value & Standard Deviation \tabularnewline
mean & 284.6242 & 9.58346141362672 \tabularnewline
standard deviation & 104.981559904474 & 6.77653055281507 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=74624&T=1

[TABLE]
[ROW][C]Parameter[/C][C]Estimated Value[/C][C]Standard Deviation[/C][/ROW]
[ROW][C]mean[/C][C]284.6242[/C][C]9.58346141362672[/C][/ROW]
[ROW][C]standard deviation[/C][C]104.981559904474[/C][C]6.77653055281507[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=74624&T=1

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=74624&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
mean284.62429.58346141362672
standard deviation104.9815599044746.77653055281507


Figures (Output of Computation)

Input Parameters & R Code

Parameters (Session):
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')