Hi Felipe,
Try this
dfr <- read.table(
textConnection("percentQ Efficiency
1.565 0.0125
1.94 0.0213
0.876 0.003736
1.027 0.006
1.536 0.0148
1.536 0.0162
2.607 0.02
1.456 0.0157
2.16 0.0103
1.698 0.0196
1.64 0.0098684
1.814 0.0183
2.394 0.0107
2.469 0.0221
3.611 0.0197
3.466 0.0155
1.877 0.0283
2.893 0.0189
1.851 0.009772
2.834 0.0285
1.923 0.022
2.581 0.0159
2.361 0.0053591
2.43 0.0185
1.66 0.0151
2.285 0.0084034
2.285 0.0124
2.37 0.0122
2.392 0.0146
2.244 0.0175"), header=TRUE)
temp=anova(lm(Efficiency~percentQ,data=dfr))
names(temp)
temp$"Mean Sq" # First entry is MS percentQ and second one is MS residuals
HTH
Jorge
On Thu, Mar 6, 2008 at 5:49 PM, Felipe Carrillo <[EMAIL PROTECTED]>
wrote:
> Hi all:
> Can someone advice me on how to hold the residuals
> Mean sq value on a string
> so it can be used in other calculations.
> I was trying something like this:
> Msquare<-dfr$Mean sq but fails..Thanks
>
> dfr <- read.table(textConnection("percentQ
> Efficiency
> 1.565 0.0125
> 1.94 0.0213
> 0.876 0.003736
> 1.027 0.006
> 1.536 0.0148
> 1.536 0.0162
> 2.607 0.02
> 1.456 0.0157
> 2.16 0.0103
> 1.698 0.0196
> 1.64 0.0098684
> 1.814 0.0183
> 2.394 0.0107
> 2.469 0.0221
> 3.611 0.0197
> 3.466 0.0155
> 1.877 0.0283
> 2.893 0.0189
> 1.851 0.009772
> 2.834 0.0285
> 1.923 0.022
> 2.581 0.0159
> 2.361 0.0053591
> 2.43 0.0185
> 1.66 0.0151
> 2.285 0.0084034
> 2.285 0.0124
> 2.37 0.0122
> 2.392 0.0146
> 2.244 0.0175"), header=TRUE)
>
> anova(lm(Efficiency~percentQ,data=dfr))
> Analysis of Variance Table
>
> Response: Efficiency
> Df Sum Sq Mean Sq F value Pr(>F)
> percentQ 1 0.00014432 0.00014432 4.3774 0.04561 *
> Residuals 28 0.00092312 0.00003297
>
>
>
> Felipe D. Carrillo
> Fishery Biologist
> US Fish & Wildlife Service
> California, USA
>
>
>
>
>
> ____________________________________________________________________________________
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> PLEASE do read the posting guide
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>
--
Jorge Velez
Industrial Engineer
Master in Sciences (Candidate)
School of Statistics
National University of Colombia at Medellin
e-mail: [EMAIL PROTECTED]
Visiting Fellow
Medical Genetics Branch, MGB
National Human Genome Research Institute, NHGRI
National Institutes of Health, NIH
Department of Health and Human Services, DHHS
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