Fits sequencial regression models until the third power.
reg.poly(resp, treat, DFerror, SSerror, DFtreat, SStreat)
Numeric or complex vector containing the response variable.
Numeric or complex vector containing the treatments.
Error degrees of freedom
Error sum of squares
Treatments' dregrees of freedom
Treatments' sum of squares
Returns coefficients, significance and ANOVA of the fitted regression models.
GOMES, F. P. Curso de Estatistica Experimental. 10a ed. Piracicaba: ESALQ/USP. 1982. 430.
See: graphics