han function

Test for homogeneity of variances of Han

han Performs the test for homogeneity of variances of Han (1969).

han(resp, trat, block)

Arguments

• resp: Numeric or complex vector containing the response variable.
• trat: Numeric or complex vector containing the treatments.
• block: Numeric or complex vector containing the blocks.

Returns

Returns the p-value of Han's test of homogeneity of variances and its practical interpretation for 5% of significance.

Examples

data(ex2)
attach(ex2)
rbd(trat, provador, aparencia, hvar = "han")

References

HAN, C. P. Testing the homogeneity of variances in a two-way classification. Biometrics, 25:153-158, Mar. 1969.

RIBEIRO, R. Proposta e comparacao do desempenho de testes para homogeneidade de variancia de modelos de classicacao one-way e two-way. Iniciacao Cientifica. (Iniciacao Cientifica) - Universidade Federal de Alfenas. 2012.

See Also

anscombetukey, oneillmathews.

Author(s)

Eric B Ferreira, eric.ferreira@unifal-mg.edu.br

@author Denismar Alves Nogueira @author Marcos Costa de Paula @author Mateus Pimenta Siqueira Lima