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Hi, 

My friend is interested in to know if there is significant variation among number of individuals (plants) among three kinds of plots. Each kind of plot has 25 independent repetitions.

I was thinking in to compare the CV among the plots but.... some people from the list are suggesting an one-way ANOVA. What do your think ?

V.




_____________________________________________________
Prof. J. C. Voltolini
Grupo de Estudos em Ecologia de Mamiferos - ECOMAM
Universidade de Taubate - Depto. Biologia
Praca Marcellino Monteiro 63, Bom Conselho,
Taubate, SP - BRASIL. 12030-010
 
TEL: 0XX12-2254165 (lab.), 2254277 (depto.)
FAX: 0XX12-2322947
E-Mail: [log in to unmask] 
____________________________________________________
  ----- Original Message ----- 
  From: adhikari sugata 
  To: [log in to unmask] 
  Sent: Tuesday, September 18, 2001 5:56 AM
  Subject: Re: Comparing Variation !


  Dear Voltolini

  Could you please let me know 

    1.. Objective of the Study, and 
    2.. Sample data layout (You may code the data if you want)
  Sugata





  >From: Voltolini 
  >Reply-To: Concerned with the initial learning and teaching of statistics 
  >To: [log in to unmask] 
  >Subject: Comparing Variation ! 
  >Date: Fri, 14 Sep 2001 14:51:51 -0300 
  > 
  >Hi, I have a student interested in to compare the variation of plant density among 3 groups of plots. 
  >She is planning to test if the Coefficient of Variation (CV) is the same among the groups but....... 
  > 
  >We dont know any software to test Ho hypothesis !!! 
  > 
  >Any suggestion about the analysis or softwares ? 
  > 
  > 
  > Thanks....... 
  > 
  > Voltolini 
  >_____________________________________________________ 
  >Prof. J. C. Voltolini 
  >Grupo de Estudos em Ecologia de Mamiferos - ECOMAM 
  >Universidade de Taubate - Depto. Biologia 
  >Praca Marcellino Monteiro 63, Bom Conselho, 
  >Taubate, SP - BRASIL. 12030-010 
  > 
  >TEL: 0XX12-2254165 (lab.), 2254277 (depto.) 
  >FAX: 0XX12-2322947 
  >E-Mail: [log in to unmask] 
  >____________________________________________________ 


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