Fits a One-way model to univariate data grouped by a factor, the
result often being displayed using
oneway(formula, data, location=mean, spread=function(x) sqrt(var(x)))
formula of the form
y ~ x where
y is the
numeric response and
x is the grouping factor
data frame in which the model is to be evaluated
function or numeric giving the location statistic to
be used for centering the observations, e.g.
median, 0 (to
function or numeric giving the spread statistic to
be used for scaling the observations, e.g.
sd, 1 (to
A list with components
vector of locations for each group.
vector of spreads for each group.
vector of locations for each observation.
y - fitted.values).
residuals scaled by
spread for their