Is object a scalar probability

Returns TRUE if x is a scalar probability. A scalar probability is a length 1 nonmissing numeric value bounded by [0, 1].

Usage

is_scalar_probability(x)

Arguments

x

The object to be tested.

Value

Scalar logical

Examples

#----------------------------------------------------------------------------
# is_scalar_probability() examples
#----------------------------------------------------------------------------
library(bkbase)

# TRUE
is_scalar_probability(0)
#> [1] TRUE
is_scalar_probability(0.5)
#> [1] TRUE
is_scalar_probability(1)
#> [1] TRUE

# FALSE
is_scalar_probability(1.1)
#> [1] FALSE
is_scalar_probability(NA_real_)
#> [1] FALSE
is_scalar_probability(numeric(0L))
#> [1] FALSE
is_scalar_probability(NULL)
#> [1] FALSE