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*The author of this computation has been verified*
R Software Module: /rwasp_smp.wasp (opens new window with default values)
Title produced by software: Standard Deviation-Mean Plot
Date of computation: Sat, 19 Dec 2009 08:08:37 -0700

Statistical Computations at FreeStatistics.org, Office for Research Development and Education, URL http://www.freestatistics.org/blog/date/2009/Dec/19/t1261235384csraxy7pyinf7gy.htm/, Retrieved Wed, 22 May 2013 05:13:47 +0000

Original text written by user:

IsPrivate?
No (this computation is public)

User-defined keywords:

System-generated keywords (parent):
(pk = 0)
Estimated Impact
38

Dataseries X:
» Textfile « » CSV « » Stem and Leaf « » Histogram « » Kernel Density « » Harrell-Davis Quantiles « » Central Tendency « » Variability «

Output produced by software:

 Summary of computational transaction Raw Input view raw input (R code) Raw Output view raw output of R engine Computing time 1 seconds R Server 'Gwilym Jenkins' @ 72.249.127.135

 Standard Deviation-Mean Plot Section Mean Standard Deviation Range 1 101.8 10.0816665289028 39 2 104.841666666667 8.64496262501341 30.1 3 108.583333333333 7.49773703233586 26.3 4 110.308333333333 8.01015926902527 26.4 5 96.7916666666667 8.75852398662254 33.1

 Regression: S.E.(k) = alpha + beta * Mean(k) alpha 20.3027414826687 beta -0.112038784227145 S.D. 0.0811123257347942 T-STAT -1.38127939511275 p-value 0.261095267556751

 Regression: ln S.E.(k) = alpha + beta * ln Mean(k) alpha 8.37658214571886 beta -1.34042419063867 S.D. 0.95037659543428 T-STAT -1.41041372133765 p-value 0.253223242416548 Lambda 2.34042419063867

Charts produced by software:
 http://www.freestatistics.org/blog/date/2009/Dec/19/t1261235384csraxy7pyinf7gy/1cho61261235315.png (opens in new window) http://www.freestatistics.org/blog/date/2009/Dec/19/t1261235384csraxy7pyinf7gy/1cho61261235315.ps (opens in new window) Click here to open pdf file.

 http://www.freestatistics.org/blog/date/2009/Dec/19/t1261235384csraxy7pyinf7gy/2b2jx1261235315.png (opens in new window) http://www.freestatistics.org/blog/date/2009/Dec/19/t1261235384csraxy7pyinf7gy/2b2jx1261235315.ps (opens in new window) Click here to open pdf file.

Parameters (Session):
par1 = 12 ;

Parameters (R input):
par1 = 12 ;

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