FreeStatistics.org

Free Statistics

of Irreproducible Research!

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 computationTue, 19 Oct 2010 07:46:00 +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/Oct/19/t1287474278i2te0b8k4ou4i9e.htm/, Retrieved Fri, 09 May 2025 17:18:33 +0000
Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?pk=85826, Retrieved Fri, 09 May 2025 17:18:33 +0000
QR Codes:

Original text written by user:
IsPrivate?No (this computation is public)
User-defined keywords
Estimated Impact260

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] [Intrinsic Motivat...] [2010-10-12 11:57:21] [b98453cac15ba1066b407e146608df68]
-   PD  [Maximum-likelihood Fitting - Normal Distribution] [Extrinsic 1 - Dis...] [2010-10-15 09:30:23] [4a7069087cf9e0eda253aeed7d8c30d6]
-    D    [Maximum-likelihood Fitting - Normal Distribution] [Extrinsic 2 - Dis...] [2010-10-15 09:31:56] [4a7069087cf9e0eda253aeed7d8c30d6]
- R P         [Maximum-likelihood Fitting - Normal Distribution] [] [2010-10-19 07:46:00] [4f70e6cd0867f10d298e58e8e27859b5] [Current]
Feedback Forum

Post a new message

Dataset

Dataseries X:
Download CSV
Histogram
Boxplots 
17
17
18
21
20
28
19
22
16
18
25
17
14
11
27
20
22
22
21
23
17
24
14
17
23
24
24
8
22
23
25
21
24
15
22
21
25
16
28
23
21
21
26
22
21
18
12
25
17
24
15
13
26
16
24
21
20
14
25
25
20
22
20
26
18
22
24
17
24
20
19
20
15
23
26
22
20
24
26
21
25
13
20
22
23
28
22
20
6
21
20
18
23
20
24
22
21
18
21
23
23
15
21
24
23
21
21
20
11
22
27
25
18
20
24
10
27
21
21
18
15
24
22
14
28
18
26
17
19
22
18
24
15
18
26
11
26
21
23
23
15
22
26
16
20
18
22
16
19
20
19
23
24
25
21
21
23
27
23
18
16
16

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'Sir Ronald Aylmer Fisher' @ 193.190.124.24

\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 & 'Sir Ronald Aylmer Fisher' @ 193.190.124.24 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=85826&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]'Sir Ronald Aylmer Fisher' @ 193.190.124.24[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=85826&T=0

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=85826&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'Sir Ronald Aylmer Fisher' @ 193.190.124.24


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'#