snk {ExpDes}

Multiple comparison: Student-Newman-Keuls test

Description

snk Performs the test of SNK, for multiple comparison of means.

Usage

snk(y, trt, DFerror, SSerror, alpha = 0.05, group = TRUE, main = NULL)

Arguments

y

Numeric or complex vector containing the response variable.

trt

Numeric or complex vector containing the treatments.

DFerror

Error degrees of freedom.

SSerror

Error sum of squares.

alpha

Significance level.

group

TRUE or FALSE.

main

Title.

Value

Returns the multiple comparison of means according to the test of SNK.

Author(s)

Eric B Ferreira, [e-mail]

Denismar Alves Nogueira

Portya Piscitelli Cavalcanti

See Also

scottknott, duncan, lsd, lsdb, ccboot, tukey, ccF.

Examples

data(ex1)
attach(ex1)
crd(trat, ig, quali = TRUE, mcomp = "snk", sigT = 0.05)