The number of units in the data for which r-values
are to be calculated.
type
The type of grid; type can be set to type="uniform",
type="log", or type="log.symmetric".
ngrid
a number specifying the number of grid points
lower
the smallest grid point; must be greater than zero
upper
the largest grid point; must be less than one
Value
A vector of grid points in (0,1).
Details
If nunits \(\le 1000\), the default number of grid points is
equal to nunits. When nunits \(> 1000\), the default
number of grid points is determined by
$$1000 + 25*log(nunits - 1000)*(nunits - 1000)^{1/4}$$.