character string
"Data Values" or
"Data Ranges" indicating whether
the grid should use all unique values of the variables or a certain number
of values spanning the ranges of the variables.
n
number of values for each variable when
method="Data Ranges".
save.name
name for new data set.
VALUE:
data set with one column for each
variable. Each row will contain
one combination of the
variable values such that all possible
combinations of the
variable values are present. The resulting
columns represent a full grid of values useful for obtaining predictions
over a grid.