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Author's title

Author

*The author of this computation has been verified*

R Software Module

rwasp_fitdistrnorm.wasp

Title produced by software

Maximum-likelihood Fitting - Normal Distribution

Date of computation

Fri, 15 Oct 2010 12:19:15 +0000

Cite this page as follows

Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?v=date/2010/Oct/15/t1287145111vvjkptl2huvs2c2.htm/, Retrieved Mon, 29 Apr 2024 12:58:00 +0000

Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?pk=83474, Retrieved Mon, 29 Apr 2024 12:58:00 +0000

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Original text written by user:

IsPrivate?

No (this computation is public)

User-defined keywords

Estimated Impact

189

Family? (F = Feedback message, R = changed R code, M = changed R Module, P = changed Parameters, D = changed Data)

-     [Maximum-likelihood Fitting - Normal Distribution] [Intrinsic Motivat...] [2010-10-12 11:57:21] [b98453cac15ba1066b407e146608df68]
F   PD    [Maximum-likelihood Fitting - Normal Distribution] [normal distributi...] [2010-10-15 12:19:15] [dcc54e7e6e8c80b7c45e040080afe6ab] [Current]
-    D      [Maximum-likelihood Fitting - Normal Distribution] [Normal Diviation 2] [2010-10-15 12:25:39] [3074aa973ede76ac75d398946b01602f] 
-             [Maximum-likelihood Fitting - Normal Distribution] [Normal distribution] [2010-10-19 09:05:37] [616fb52b46273b7e6805de1e68b3a688] 
-    D      [Maximum-likelihood Fitting - Normal Distribution] [normal distributi...] [2010-10-15 12:28:43] [3074aa973ede76ac75d398946b01602f] 
-             [Maximum-likelihood Fitting - Normal Distribution] [Normal distribution] [2010-10-19 09:06:37] [616fb52b46273b7e6805de1e68b3a688] 
-           [Maximum-likelihood Fitting - Normal Distribution] [Normal distribution] [2010-10-19 09:03:48] [616fb52b46273b7e6805de1e68b3a688] 

Feedback Forum

2010-10-23 21:29:30 [Stefanie Van Esbroeck] [reply] 
De student(e) heeft deze opdracht verkeerd begrepen hieronder kun je berekening terugvinden hoe de student het wel had kunnen berekenen. 
Intrinsic motivation - toward accomplishment 
http://www.freestatistics.org/blog/index.php?v=date/2010/Oct/16/t1287256826lteq8jeuq2bgbks.htm/ 
 
http://www.freestatistics.org/blog/index.php?v=date/2010/Oct/16/t1287260957i7huk15uupb9jsk.htm/ 
 
http://www.freestatistics.org/blog/index.php?v=date/2010/Oct/16/t1287261534ufvvz9es11quce1.htm/ 
 
Intrinsic motivation - to experience stimulation 
http://www.freestatistics.org/blog/index.php?v=date/2010/Oct/16/t12872629773et9vtjcne68b25.htm/ 
 
http://www.freestatistics.org/blog/index.php?v=date/2010/Oct/16/t1287263584p743v88gfxrvquw.htm/ 
 
http://www.freestatistics.org/blog/index.php?v=date/2010/Oct/16/t1287263997kwdcbf124srru4p.htm/ 
 
Extrinsic motivation – identified  
http://www.freestatistics.org/blog/index.php?v=date/2010/Oct/17/t12873046832ajigmgn6j19osu.htm/  
 
http://www.freestatistics.org/blog/index.php?v=date/2010/Oct/16/t1287242245fpzcvcxdsc036i7.htm/  
 
http://www.freestatistics.org/blog/index.php?v=date/2010/Oct/16/t1287242769hahy1jgjthozkyr.htm/ 
 
Extrinsic motivation – introjected 
http://www.freestatistics.org/blog/index.php?v=date/2010/Oct/17/t1287305118ztf0y44wowatd2s.htm/  
 
http://www.freestatistics.org/blog/index.php?v=date/2010/Oct/16/t1287243075lwhdnpjr7rd96bq.htm/  
 
http://www.freestatistics.org/blog/index.php?v=date/2010/Oct/16/t12872431847s9xpkr6ewcrezx.htm/ 
 
Extrinsic motivation – external regulation 
http://www.freestatistics.org/blog/index.php?v=date/2010/Oct/17/t1287305955qzilxl4ui66hqtf.htm/   
 
http://www.freestatistics.org/blog/index.php?v=date/2010/Oct/16/t1287250335t06raxmpsje9qq7.htm/ 
 
http://www.freestatistics.org/blog/index.php?v=date/2010/Oct/16/t1287228892v33mnuys7xwcokc.htm/  
 
Amotivation 
http://www.freestatistics.org/blog/index.php?v=date/2010/Oct/21/t1287659664plz3fvxehq2jk91.htm/  
 
http://www.freestatistics.org/blog/index.php?v=date/2010/Oct/16/t12872507002wgrp43xvnay5qm.htm/ 
 
http://www.freestatistics.org/blog/index.php?v=date/2010/Oct/16/t1287250808bdbnupfdcag64xh.htm/ 
 
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Dataseries X:

Download CSV

Histogram

Boxplots

Summary of computational transaction
Raw Input	view raw input (R code)
Raw Output	view raw output of R engine
Computing time	2 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 & 2 seconds \tabularnewline
R Server & 'George Udny Yule' @ 72.249.76.132 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=83474&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]2 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=83474&T=0

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=83474&T=0

As an alternative you can also use a QR Code:

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

Summary of computational transaction
Raw Input	view raw input (R code)
Raw Output	view raw output of R engine
Computing time	2 seconds
R Server	'George Udny Yule' @ 72.249.76.132

Parameter	Estimated Value	Standard Deviation
mean	22.8456790123457	0.23303118912604
standard deviation	2.96600281306178	0.164777934058988

\begin{tabular}{lllllllll}
\hline
Parameter & Estimated Value & Standard Deviation \tabularnewline
mean & 22.8456790123457 & 0.23303118912604 \tabularnewline
standard deviation & 2.96600281306178 & 0.164777934058988 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=83474&T=1

[TABLE]
[ROW][C]Parameter[/C][C]Estimated Value[/C][C]Standard Deviation[/C][/ROW]
[ROW][C]mean[/C][C]22.8456790123457[/C][C]0.23303118912604[/C][/ROW]
[ROW][C]standard deviation[/C][C]2.96600281306178[/C][C]0.164777934058988[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=83474&T=1

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=83474&T=1

As an alternative you can also use a QR Code:

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

Parameter	Estimated Value	Standard Deviation
mean	22.8456790123457	0.23303118912604
standard deviation	2.96600281306178	0.164777934058988

Figure 1

PNG link

Postscript link

PDF link

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')

Free Statistics

Description of Statistical Computation

Tree of Dependent Computations

Dataset

Tables (Output of Computation)

Figures (Output of Computation)

Input Parameters & R Code