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Author's title

Author*The author of this computation has been verified*
R Software Modulerwasp_hypothesismeanu.wasp
Title produced by softwareTesting Mean with unknown Variance - Critical Value
Date of computationFri, 22 Oct 2010 14:27:55 +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/22/t1287757648bumtf0ftkp40uxz.htm/, Retrieved Mon, 15 Apr 2024 15:56:15 +0000
Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?pk=87508, Retrieved Mon, 15 Apr 2024 15:56:15 +0000
QR Codes:

Original text written by user:
IsPrivate?No (this computation is public)
User-defined keywords
Estimated Impact195
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] [Intrinsic motivat...] [2010-10-22 14:27:55] [b6992a7b26e556359948e164e4227eba] [Current]
-    D        [Testing Mean with unknown Variance - Critical Value] [Intrinsic motivat...] [2010-10-22 14:36:44] [6bc4f9343b7ea3ef5a59412d1f72bb2b]
F    D          [Testing Mean with unknown Variance - Critical Value] [Intrinsic motivat...] [2010-10-26 16:48:42] [b659239b537e56f17142ee5c56ad6265]
- RMPD        [Population Mean Test] [Smallest possible...] [2010-10-22 14:53:43] [6bc4f9343b7ea3ef5a59412d1f72bb2b]
- RMPD          [Testing Variance - Confidence Intervals for Sample Variance] [Variance = 13 Men] [2010-10-23 09:26:09] [6bc4f9343b7ea3ef5a59412d1f72bb2b]
- RMP             [Testing Mean with known Variance - Sample Size] [ws4 Q9] [2010-10-25 19:21:00] [07a238a5afc23eb944f8545182f29d5a]
-                   [Testing Mean with known Variance - Sample Size] [WS4 Q10] [2010-10-25 19:24:29] [07a238a5afc23eb944f8545182f29d5a]
F                 [Testing Variance - Confidence Intervals for Sample Variance] [Variantie 13 mannen] [2010-10-26 18:28:53] [8ef75e99f9f5061c72c54640f2f1c3e7]
F   P               [Testing Variance - Confidence Intervals for Sample Variance] [Variantie 13 vrouwen] [2010-10-26 18:36:03] [8ef75e99f9f5061c72c54640f2f1c3e7]
-                 [Testing Variance - Confidence Intervals for Sample Variance] [ws4 variance 13] [2010-10-26 20:10:07] [c61422349906618fd7554832db11aa8e]
-   P             [Testing Variance - Confidence Intervals for Sample Variance] [ws 4 variantie vr...] [2010-10-26 20:13:27] [c61422349906618fd7554832db11aa8e]
- RMPD          [Testing Variance - Confidence Intervals for Sample Variance] [Variance = 13 Women] [2010-10-23 09:29:53] [6bc4f9343b7ea3ef5a59412d1f72bb2b]
- RMPD          [Testing Mean with known Variance - Sample Size] [Sample size] [2010-10-23 09:42:45] [6bc4f9343b7ea3ef5a59412d1f72bb2b]
F                 [Testing Mean with known Variance - Sample Size] [Minimumgrootte] [2010-10-26 18:45:12] [8ef75e99f9f5061c72c54640f2f1c3e7]
F   P               [Testing Mean with known Variance - Sample Size] [Minimumgrootte 2] [2010-10-26 19:35:33] [8ef75e99f9f5061c72c54640f2f1c3e7]
-                 [Testing Mean with known Variance - Sample Size] [ws 4 question 9] [2010-10-26 20:19:34] [c61422349906618fd7554832db11aa8e]
- RMPD          [Testing Mean with known Variance - Sample Size] [Sample size (Type...] [2010-10-23 09:51:59] [6bc4f9343b7ea3ef5a59412d1f72bb2b]
-                 [Testing Mean with known Variance - Sample Size] [Q10] [2010-10-25 19:38:32] [87116ee6ef949037dfa02b8eb1a3bf97]
-                 [Testing Mean with known Variance - Sample Size] [ws4 question 10] [2010-10-26 20:24:44] [c61422349906618fd7554832db11aa8e]
- RMPD          [Minimum Sample Size - Testing Mean] [Minimum sample si...] [2010-10-23 10:05:25] [6bc4f9343b7ea3ef5a59412d1f72bb2b]
- RMPD          [Minimum Sample Size - Testing Mean] [Sample size max. ...] [2010-10-23 10:10:07] [6bc4f9343b7ea3ef5a59412d1f72bb2b]
-   P             [Minimum Sample Size - Testing Mean] [WS4 Q11 error = 1] [2010-10-25 19:31:06] [07a238a5afc23eb944f8545182f29d5a]
-   P             [Minimum Sample Size - Testing Mean] [ws 4 question 11] [2010-10-26 20:29:38] [c61422349906618fd7554832db11aa8e]
F             [Testing Mean with unknown Variance - Critical Value] [Q4] [2010-10-25 18:24:53] [87116ee6ef949037dfa02b8eb1a3bf97]
- RMPD          [Central Tendency] [Gemiddelde - Happ...] [2010-12-18 12:06:57] [87116ee6ef949037dfa02b8eb1a3bf97]
- R PD          [Testing Mean with unknown Variance - Critical Value] [Hypothesis Testin...] [2010-12-18 12:25:27] [87116ee6ef949037dfa02b8eb1a3bf97]
F    D        [Testing Mean with unknown Variance - Critical Value] [Intrinsic motivat...] [2010-10-26 16:45:47] [b659239b537e56f17142ee5c56ad6265]
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Dataseries X:
26
20
19

20
25

22
26
22


19
24
26

13


22

21
7

17
25
25
19

23

22
21



18


22
18
23
20


15


21

18
19
22
16

18
20
24


24
18
21

17



22
16
21


24
24
16
16




18

20


24
17
19
20
15

22
23
16
19

19


21

24
22

18

24
24
22
23
22
20
18
25

16
20

15
19
19
16
17
28

25
20


16




23
21


23
18
20
9

25
20




21
22
27



18
16
22
20

20




Summary of computational transaction
Raw Inputview raw input (R code)
Raw Outputview raw output of R engine
Computing time2 seconds
R Server'George Udny Yule' @ 72.249.76.132
R Framework error message
Warning: there are blank lines in the 'Data' field.
Please, use NA for missing data - blank lines are simply
 deleted and are NOT treated as missing values.

\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
R Framework error message & 
Warning: there are blank lines in the 'Data' field.
Please, use NA for missing data - blank lines are simply
 deleted and are NOT treated as missing values.
\tabularnewline \hline \end{tabular} %Source: https://freestatistics.org/blog/index.php?pk=87508&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]
[ROW][C]R Framework error message[/C][C]
Warning: there are blank lines in the 'Data' field.
Please, use NA for missing data - blank lines are simply
 deleted and are NOT treated as missing values.
[/C][/ROW] [/TABLE] Source: https://freestatistics.org/blog/index.php?pk=87508&T=0

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=87508&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 Inputview raw input (R code)
Raw Outputview raw output of R engine
Computing time2 seconds
R Server'George Udny Yule' @ 72.249.76.132
R Framework error message
Warning: there are blank lines in the 'Data' field.
Please, use NA for missing data - blank lines are simply
 deleted and are NOT treated as missing values.







Hypothesis Test about the Mean - Confidence Interval
Sample size98
Sample standard deviation3.60983764663337
Confidence0.95
Null hypothesis20
Sample Mean20.2857142857143
2-sided Confidence Interval[ 19.5619876187585 , 21.0094409526700 ]
Left-sided Confidence Interval[ 19.6801369145128 , +inf ]
Right-sided Confidence Interval[ -inf, 20.8912916569158 ]

\begin{tabular}{lllllllll}
\hline
Hypothesis Test about the Mean - Confidence Interval \tabularnewline
Sample size & 98 \tabularnewline
Sample standard deviation & 3.60983764663337 \tabularnewline
Confidence & 0.95 \tabularnewline
Null hypothesis & 20 \tabularnewline
Sample Mean & 20.2857142857143 \tabularnewline
2-sided Confidence Interval & [ 19.5619876187585 , 21.0094409526700 ] \tabularnewline
Left-sided Confidence Interval & [ 19.6801369145128 , +inf ] \tabularnewline
Right-sided Confidence Interval & [ -inf,  20.8912916569158 ] \tabularnewline
\hline
\end{tabular}
%Source: https://freestatistics.org/blog/index.php?pk=87508&T=1

[TABLE]
[ROW][C]Hypothesis Test about the Mean - Confidence Interval[/C][/ROW]
[ROW][C]Sample size[/C][C]98[/C][/ROW]
[ROW][C]Sample standard deviation[/C][C]3.60983764663337[/C][/ROW]
[ROW][C]Confidence[/C][C]0.95[/C][/ROW]
[ROW][C]Null hypothesis[/C][C]20[/C][/ROW]
[ROW][C]Sample Mean[/C][C]20.2857142857143[/C][/ROW]
[ROW][C]2-sided Confidence Interval[/C][C][ 19.5619876187585 , 21.0094409526700 ][/C][/ROW]
[ROW][C]Left-sided Confidence Interval[/C][C][ 19.6801369145128 , +inf ][/C][/ROW]
[ROW][C]Right-sided Confidence Interval[/C][C][ -inf,  20.8912916569158 ][/C][/ROW]
[/TABLE]
Source: https://freestatistics.org/blog/index.php?pk=87508&T=1

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=87508&T=1

As an alternative you can also use a QR Code:  

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

Hypothesis Test about the Mean - Confidence Interval
Sample size98
Sample standard deviation3.60983764663337
Confidence0.95
Null hypothesis20
Sample Mean20.2857142857143
2-sided Confidence Interval[ 19.5619876187585 , 21.0094409526700 ]
Left-sided Confidence Interval[ 19.6801369145128 , +inf ]
Right-sided Confidence Interval[ -inf, 20.8912916569158 ]



Parameters (Session):
par1 = 0.95 ; par2 = 20 ;
Parameters (R input):
par1 = 0.95 ; par2 = 20 ;
R code (references can be found in the software module):
par1 <- as.numeric(par1)
par2 <- as.numeric(par2)
len <- length(x)
df <- len - 1
sd <- sd(x)
mx <- mean(x)
load(file='createtable')
delta2 <- abs(qt((1-par1)/2,df)) * sd / sqrt(len)
delta1 <- abs(qt((1-par1),df)) * sd / sqrt(len)
a<-table.start()
a<-table.row.start(a)
a<-table.element(a,'Hypothesis Test about the Mean - Confidence Interval',2,TRUE)
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'Sample size',header=TRUE)
a<-table.element(a,len)
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'Sample standard deviation',header=TRUE)
a<-table.element(a,sd)
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'Confidence',header=TRUE)
a<-table.element(a,par1)
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'Null hypothesis',header=TRUE)
a<-table.element(a,par2)
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'Sample Mean',header=TRUE)
a<-table.element(a,mx)
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'2-sided Confidence Interval',header=TRUE)
dum <- paste('[',mx-delta2)
dum <- paste(dum,',')
dum <- paste(dum,mx+delta2)
dum <- paste(dum,']')
a<-table.element(a,dum)
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'Left-sided Confidence Interval',header=TRUE)
dum <- paste('[',mx-delta1)
dum <- paste(dum,', +inf ]')
a<-table.element(a,dum)
a<-table.row.end(a)
a<-table.row.start(a)
a<-table.element(a,'Right-sided Confidence Interval',header=TRUE)
dum <- paste('[ -inf, ',mx+delta1)
dum <- paste(dum,']')
a<-table.element(a,dum)
a<-table.row.end(a)
a<-table.end(a)
table.save(a,file='mytable.tab')