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Description of Statistical Computation

Author's title

Author*The author of this computation has been verified*
R Software Modulerwasp_hypothesisvariance3.wasp
Title produced by softwareTesting Variance - Confidence Intervals for Sample Variance
Date of computationTue, 26 Oct 2010 08:30:25 +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/26/t1288081745q00qxvt5komxfc0.htm/, Retrieved Sun, 28 Apr 2024 15:09:40 +0000
Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?pk=88850, Retrieved Sun, 28 Apr 2024 15:09:40 +0000
QR Codes:

Original text written by user:
IsPrivate?No (this computation is public)
User-defined keywords
Estimated Impact102

Tree of Dependent Computations

Family? (F = Feedback message, R = changed R code, M = changed R Module, P = changed Parameters, D = changed Data)
-     [Factor Analysis] [Sleep in Mammals ...] [2010-03-21 11:39:53] [b98453cac15ba1066b407e146608df68]
- RMPD  [Testing Mean with unknown Variance - Critical Value] [Hypothesis Test a...] [2010-10-19 11:45:26] [b98453cac15ba1066b407e146608df68]
-   PD    [Testing Mean with unknown Variance - Critical Value] [Q4 I1 equals 20 male] [2010-10-22 12:41:00] [97ad38b1c3b35a5feca8b85f7bc7b3ff]
- RMPD      [Testing Mean with known Variance - Sample Size] [Sample size] [2010-10-22 13:36:15] [97ad38b1c3b35a5feca8b85f7bc7b3ff]
- RM          [Testing Variance - Confidence Intervals for Sample Variance] [Variantie mannen] [2010-10-22 14:12:22] [97ad38b1c3b35a5feca8b85f7bc7b3ff]
-               [Testing Variance - Confidence Intervals for Sample Variance] [] [2010-10-26 08:27:19] [dc30d19c3bc2be07fe595ad36c2cf923]
- R                 [Testing Variance - Confidence Intervals for Sample Variance] [] [2010-10-26 08:30:25] [4f70e6cd0867f10d298e58e8e27859b5] [Current]
F   P                 [Testing Variance - Confidence Intervals for Sample Variance] [variance of I1 males] [2010-10-26 17:07:40] [b659239b537e56f17142ee5c56ad6265]
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Dataset

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'RServer@AstonUniversity' @ vre.aston.ac.uk

\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 & 'RServer@AstonUniversity' @ vre.aston.ac.uk \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=88850&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]'RServer@AstonUniversity' @ vre.aston.ac.uk[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=88850&T=0

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=88850&T=0

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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'RServer@AstonUniversity' @ vre.aston.ac.uk


Figures (Output of Computation)

Input Parameters & R Code

Parameters (Session):
par1 = 64 ; par2 = 9 ; par3 = 0.65 ;
Parameters (R input):
par1 = 64 ; par2 = 13 ; par3 = 0.65 ;
R code (references can be found in the software module):
par1<-as#numeric#par1#
par2<-as#numeric#par2#
par3<-as#numeric#par3#
df <- par1  1
halfalpha <- #1 - par3# / 2
ua <- qchisq#halfalpha,df# * par2 / df
ub <- qchisq#1-halfalpha,df# * par2 / df
ua
ub
ul <- qchisq#1-par3,df# * par2 / df
ul
ur <- qchisq#par3,df# * par2 / df
ur
load#file='createtable'#
a<-table#start##
a<-table#row#start#a#
a<-table#element#a,hyperlink#'http://www#xycoon#com/ht_variance#htm','Testing Variance - Confidence Intervals for Sample Variance','learn more about Statistical Hypothesis Testing about the Variance'#,3,TRUE#
a<-table#row#end#a#
a<-table#row#start#a#
a<-table#element#a,'Sample size',header=TRUE#
a<-table#element#a,par1,2#
a<-table#row#end#a#
a<-table#row#start#a#
a<-table#element#a,'Null hypothesis #H0#',header=TRUE#
a<-table#element#a,par2,2#
a<-table#row#end#a#
a<-table#row#start#a#
a<-table#element#a,'Confidence interval',header=TRUE#
a<-table#element#a,par3,2#
a<-table#row#end#a#
a<-table#row#start#a#
a<-table#element#a,'Type of Interval',header=TRUE#
a<-table#element#a,'Left tail',header=TRUE#
a<-table#element#a,'Right tail',header=TRUE#
a<-table#row#end#a#
a<-table#row#start#a#
a<-table#element#a,paste#'Two-sided confidence interval at ',par3#, header=TRUE#
a<-table#element#a,ua#
a<-table#element#a,ub#
a<-table#row#end#a#
a<-table#row#start#a#
a<-table#element#a,paste#'Left one-sided confidence interval at ',par3#, header=TRUE#
a<-table#element#a,ul#
a<-table#element#a,'+inf'#
a<-table#row#end#a#
a<-table#row#start#a#
a<-table#element#a,paste#'Right one-sided confidence interval at ',par3#, header=TRUE#
a<-table#element#a,'0'#
a<-table#element#a,ur#
a<-table#row#end#a#
a<-table#row#start#a#
a<-table#element#a, hyperlink#'http://www#xycoon#com/ht_variance#htm#ex3', 'more information about confidence interval','example'#,3,TRUE#
a<-table#row#end#a#
a<-table#end#a#
table#save#a,file='mytable.tab'#