WRS2 (version 0.2-0)

t2way: A two-way ANOVA for trimmed means.

Description

This function computes a two-way ANOVA for trimmed means with interactions effects.

Usage

t2way(formula, data, tr = 0.2)

Arguments

formula

an object of class formula.

data

an optional data frame for the input data.

tr

trim level for the mean.

Value

• Returns an object of class t2way containing:
• Qa
  first main effect
• A.p.value
  p-value first main effect
• Qb
  second main effect
• B.p.value
  p-value second main effect
• Qab
  interaction effect
• AB.p.value
  p-value interaction effect
• call
  function call
• varnames
  variable names

References

Wilcox, R. (2012). Introduction to Robust Estimation and Hypothesis Testing (3rd ed.). Elsevier.

See Also

t1way, med1way

Examples

t2way(attractiveness ~ gender*alcohol, data = goggles)