View source: R/check_sphericity.R
check_sphericity | R Documentation |
Check model for violation of sphericity. For Bartlett's Test of Sphericity (used for correlation matrices and factor analyses), see check_sphericity_bartlett.
check_sphericity(x, ...)
x |
A model object. |
... |
Arguments passed to |
Invisibly returns the p-values of the test statistics. A p-value < 0.05 indicates a violation of sphericity.
data(Soils, package = "carData")
soils.mod <- lm(
cbind(pH, N, Dens, P, Ca, Mg, K, Na, Conduc) ~ Block + Contour * Depth,
data = Soils
)
check_sphericity(Manova(soils.mod))
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