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Description of Statistical Computation

Author's title

Author*The author of this computation has been verified*
R Software Moduletest_mean.wasp
Title produced by softwarePopulation Mean Test
Date of computationMon, 25 Oct 2010 19:00:17 +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/25/t12880331363u1o017ojo94y1q.htm/, Retrieved Fri, 13 Feb 2026 04:23:20 +0000
Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL https://freestatistics.org/blog/index.php?pk=88346, Retrieved Fri, 13 Feb 2026 04:23:20 +0000
QR Codes:

Original text written by user:
IsPrivate?No (this computation is public)
User-defined keywords
Estimated Impact402

Tree of Dependent Computations

Family? (F = Feedback message, R = changed R code, M = changed R Module, P = changed Parameters, D = changed Data)
F       [Population Mean Test] [Q7] [2010-10-25 19:00:17] [66b4703b90a9701067ac75b10c82aca9] [Current]
Feedback Forum
2010-10-29 14:30:24 [Pascal Wijnen] [reply] 
Student komt tot een juiste conclusie om de p-value te gebruiken, echter met de verkeerde methode. De waarde is hier 0.4352

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Dataset

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Tables (Output of Computation)





Population Mean Test - Ungrouped Data
StatisticValue
H0: mean =20
H1: mean <>20
Arithmetic Mean21.1587302
Standard Error0.4677
T-STAT2.47751
p-value0.01597
Observations63

\begin{tabular}{lllllllll}
\hline

Population Mean Test - Ungrouped Data \tabularnewline

Statistic
Value \tabularnewline H0: mean =20 \tabularnewline H1: mean <>20 \tabularnewline Arithmetic Mean21.1587302 \tabularnewline Standard Error0.4677 \tabularnewline T-STAT2.47751 \tabularnewline p-value0.01597 \tabularnewline Observations63 \tabularnewline \hline \end{tabular} %Source: https://freestatistics.org/blog/index.php?pk=88346&T=0

[TABLE]

[ROW][C]Population Mean Test - Ungrouped Data[/C][/ROW]

[ROW][C]Statistic[/C]
Value[/C][/ROW] [ROW][C]H0: mean =[/C]20[/C][/ROW] [ROW][C]H1: mean <>[/C]20[/C][/ROW] [ROW][C]Arithmetic Mean[/C]21.1587302[/C][/ROW] [ROW][C]Standard Error[/C]0.4677[/C][/ROW] [ROW][C]T-STAT[/C]2.47751[/C][/ROW] [ROW][C]p-value[/C]0.01597[/C][/ROW] [ROW][C]Observations[/C]63[/C][/ROW] [/TABLE] Source: https://freestatistics.org/blog/index.php?pk=88346&T=0

Globally Unique Identifier (entire table): ba.freestatistics.org/blog/index.php?pk=88346&T=0

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QR Code


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

Population Mean Test - Ungrouped Data
StatisticValue
H0: mean =20
H1: mean <>20
Arithmetic Mean21.1587302
Standard Error0.4677
T-STAT2.47751
p-value0.01597
Observations63


Figures (Output of Computation)

Input Parameters & R Code

Parameters (Session):
Parameters (R input):
R code (references can be found in the software module):