LSDTest {Analitica} | R Documentation |
Least Significant Difference (LSD) Test
Description
Performs unadjusted pairwise t-tests following a significant ANOVA.
Usage
LSDTest(modelo, alpha = 0.05)
Arguments
modelo |
An object of class |
alpha |
Significance level (default is 0.05). |
Details
Advantages: - Very powerful when assumptions are met. - Simple and easy to interpret.
Disadvantages: - High risk of Type I error without correction. - Not recommended if many comparisons are made.
Value
An object of class "comparaciones"
with LSD results.
References
Fisher, R. A. (1935). The Design of Experiments. Oliver & Boyd.
Examples
data(d_e, package = "Analitica")
mod <- aov(Sueldo_actual ~ as.factor(labor), data = d_e)
resultado <- LSDTest(mod)
summary(resultado)
plot(resultado)
[Package Analitica version 1.8.5 Index]