Create a zero-and-one-inflated binomial (ZOIB) specification

Create a zero-and-one-inflated binomial (ZOIB) specification

Usage

zoib(zi_formula = NULL, oi_formula = NULL)

Arguments

zi_formula

Optional formula for the zero-inflation probability. If NULL, uses intercept-only model.

oi_formula

Optional formula for the one-inflation probability. If NULL, uses intercept-only model.

Value

A ratiod_zi object

Examples

# Intercept-only for both zero and one inflation
zoib()
#> tulpaRatio Zero-Inflation Specification
#> ==================================
#> Type: Zero-and-One-Inflated Binomial 
#> Zero-inflation formula: ~ 1 (intercept only)
#> One-inflation formula: ~ 1 (intercept only)