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_hypothesismean4.wasp
Title produced by softwareTesting Mean with known Variance - Sample Size
Date of computationSun, 21 Oct 2012 08:49:14 -0400
Cite this page as followsStatistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?v=date/2012/Oct/21/t1350823789ddl1a7pp7d6egqz.htm/, Retrieved Sun, 28 Apr 2024 21:44:03 +0000
Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?pk=180887, Retrieved Sun, 28 Apr 2024 21:44:03 +0000
QR Codes:

Original text written by user:
IsPrivate?No (this computation is public)
User-defined keywords
Estimated Impact87

Tree of Dependent Computations

Family? (F = Feedback message, R = changed R code, M = changed R Module, P = changed Parameters, D = changed Data)
-     [Testing Mean with unknown Variance - Critical Value] [post-pre van S tr...] [2012-10-21 09:35:55] [57fcaae991493f873bcb4ee93ca06ef0]
-    D  [Testing Mean with unknown Variance - Critical Value] [intrinsic motivat...] [2012-10-21 09:50:25] [57fcaae991493f873bcb4ee93ca06ef0]
- R P     [Testing Mean with unknown Variance - Critical Value] [intrinsic motivat...] [2012-10-21 09:51:50] [57fcaae991493f873bcb4ee93ca06ef0]
-    D      [Testing Mean with unknown Variance - Critical Value] [intrinsic motivat...] [2012-10-21 10:01:06] [57fcaae991493f873bcb4ee93ca06ef0]
- RMPD        [One Sample Tests about the Mean] [P-value intrinsic...] [2012-10-21 11:46:17] [57fcaae991493f873bcb4ee93ca06ef0]
- RMPD          [Testing Mean with known Variance - Sample Size] [Sample size van I...] [2012-10-21 12:44:22] [57fcaae991493f873bcb4ee93ca06ef0]
- R                 [Testing Mean with known Variance - Sample Size] [Sample size van I...] [2012-10-21 12:49:14] [91c3d91830a25c0bc67fd9a0665302b1] [Current]
- RM                  [Minimum Sample Size - Testing Mean] [Minimum sample size] [2012-10-21 13:03:09] [57fcaae991493f873bcb4ee93ca06ef0]
- R P                   [Minimum Sample Size - Testing Mean] [Minimum sample size] [2012-10-23 14:45:08] [57fcaae991493f873bcb4ee93ca06ef0]
- R                       [Minimum Sample Size - Testing Mean] [Workshop 4: Taak 11] [2012-10-23 18:11:59] [7bed0d115000febeef05f886574a3dac]
- RMPD                      [Paired and Unpaired Two Samples Tests about the Mean] [] [2012-10-30 12:20:46] [c6861060a9fe16fe372e7d046f8d5b70]
- R  D                        [Paired and Unpaired Two Samples Tests about the Mean] [] [2012-10-30 12:46:42] [c6861060a9fe16fe372e7d046f8d5b70]
-    D                          [Paired and Unpaired Two Samples Tests about the Mean] [] [2012-10-30 12:58:08] [c6861060a9fe16fe372e7d046f8d5b70]
-   PD                            [Paired and Unpaired Two Samples Tests about the Mean] [] [2012-10-30 13:16:14] [c6861060a9fe16fe372e7d046f8d5b70]
-    D                              [Paired and Unpaired Two Samples Tests about the Mean] [] [2012-10-30 13:23:13] [c6861060a9fe16fe372e7d046f8d5b70]
-    D                                [Paired and Unpaired Two Samples Tests about the Mean] [] [2012-10-30 13:27:16] [c6861060a9fe16fe372e7d046f8d5b70]
- R                         [Minimum Sample Size - Testing Mean] [Paper - Deel 2: M...] [2012-12-14 09:41:26] [74be16979710d4c4e7c6647856088456]
Feedback Forum

Post a new message

Dataset

Tables (Output of Computation)





Summary of computational transaction
Raw Inputview raw input (R code)
Raw Outputview raw output of R engine
Computing time0 seconds
R Server'Herman Ole Andreas Wold' @ wold.wessa.net

\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 & 0 seconds \tabularnewline
R Server & 'Herman Ole Andreas Wold' @ wold.wessa.net \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=180887&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]0 seconds[/C][/ROW]
[ROW][C]R Server[/C][C]'Herman Ole Andreas Wold' @ wold.wessa.net[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=180887&T=0

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=180887&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 time0 seconds
R Server'Herman Ole Andreas Wold' @ wold.wessa.net






Testing Mean with known Variance
population variance13
null hypothesis about mean20
alternative hypothesis about mean21
type I error0.05
type II error0.15
sample size93.4609008392521

\begin{tabular}{lllllllll}
\hline
Testing Mean with known Variance \tabularnewline
population variance & 13 \tabularnewline
null hypothesis about mean & 20 \tabularnewline
alternative hypothesis about mean & 21 \tabularnewline
type I error & 0.05 \tabularnewline
type II error & 0.15 \tabularnewline
sample size & 93.4609008392521 \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=180887&T=1

[TABLE]
[ROW][C]Testing Mean with known Variance[/C][/ROW]
[ROW][C]population variance[/C][C]13[/C][/ROW]
[ROW][C]null hypothesis about mean[/C][C]20[/C][/ROW]
[ROW][C]alternative hypothesis about mean[/C][C]21[/C][/ROW]
[ROW][C]type I error[/C][C]0.05[/C][/ROW]
[ROW][C]type II error[/C][C]0.15[/C][/ROW]
[ROW][C]sample size[/C][C]93.4609008392521[/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=180887&T=1

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=180887&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:

Testing Mean with known Variance
population variance13
null hypothesis about mean20
alternative hypothesis about mean21
type I error0.05
type II error0.15
sample size93.4609008392521


Figures (Output of Computation)

Input Parameters & R Code

Parameters (Session):
Parameters (R input):
par1 = 13 ; par2 = 20 ; par3 = 21 ; par4 = 0.05 ; par5 = 0.15 ;
R code (references can be found in the software module):
par1<-as.numeric(par1)
par2<-as.numeric(par2)
par3<-as.numeric(par3)
par4<-as.numeric(par4)
par5<-as.numeric(par5)
c <- 'NA'
csn <- abs(qnorm(par5))
if (par2 == par3)
{
conclusion <- 'Error: the null hypothesis and alternative hypothesis must not be equal.'
}
ua <- abs(qnorm(par4))
ub <- qnorm(par5)
c <- (par2+ua/ub*(-par3))/(1-(ua/ub))
sqrtn <- ua*sqrt(par1)/(c - par2)
samplesize <- sqrtn * sqrtn
ua
ub
c
sqrtn
samplesize
load(file='createtable')
a<-table.start()
a<-table.row.start(a)
a<-table.element(a,hyperlink('ht_mean_knownvar.htm','Testing Mean with known Variance','learn more about Statistical Hypothesis Testing about the Mean when the Variance is known'),2,TRUE)
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'population variance',header=TRUE)
a<-table.element(a,par1)
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'null hypothesis about mean',header=TRUE)
a<-table.element(a,par2)
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'alternative hypothesis about mean',header=TRUE)
a<-table.element(a,par3)
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'type I error',header=TRUE)
a<-table.element(a,par4)
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'type II error',header=TRUE)
a<-table.element(a,par5)
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,hyperlink('ht_mean_knownvar.htm#ex4','sample size','example'),header=TRUE)
a<-table.element(a,samplesize)
a<-table.row.end(a)
a<-table.end(a)
table.save(a,file='mytable.tab')