nona: Normalize NA Responses

In guess: Adjust Estimates of Learning for Guessing

Normalize NA Responses

Description

Classifies NAs as observed don't know responses by default. If NAs represent structural missingness, they can instead be omitted or rejected.

Usage

nona(
  vec = NULL,
  na_as = c("dk", "missing"),
  missing_action = c("omit", "error")
)

Arguments

vec	Required. Character or numeric vector.
na_as	Classification of NA responses: '"dk"' (the default) or '"missing"'.
missing_action	How to handle structural missingness: '"omit"' or '"error"'.

Value

Character vector.

Examples

x <- c(NA, 1, 0)
nona(x)
x <- c(NA, "dk", 0)
nona(x)

guess documentation built on Aug. 3, 2026, 9:07 a.m.