[R] i need help for var.test()
Gerrit.Eichner at math.uni-giessen.de
Thu Jan 8 13:42:43 CET 2015
take, for example, a look at bartlett.test(), but keep in mind that
Bartlett's test is quite sensitive to deviations from normality. Levene's
test (e.g., in leveneTest() in package car) is said to be more robust.
Hth -- Gerrit
On Thu, 8 Jan 2015, sait k wrote:
> Dear Sir or Madam,
> i want to use the var.test() (f.test()) for n samples.
> But in R the var.test() can only used for variances of two samples. In the intruductions stands: Performs an F test to compare the variances of two samples from normal populations.
> I need a variance test for n samples. It will be great, if you tell me the which test i can use in R for this problem.
> Thank you for the help.
> Yours sincerely,
> Sait Polat
> [[alternative HTML version deleted]]
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