Reduction query operation: standard deviation normalised by the mean.

Builds a % StdN query fragment (optionally with eps to avoid division by zero).

Usage

StdN(type = NULL, ...)

Arguments

type

Optional output type (character scalar) or a piped DafrQuery.

...

Named parameter eps; or a piped DafrQuery.

Value

A DafrQuery.

See also

Std()

Examples

StdN()
#> <DafrQuery> >> StdN 
StdN(eps = 1)
#> <DafrQuery> >> StdN eps: 1