eyeprocess_irt_infit_outfit: Compute residual-based Infit and Outfit summaries

In eyeprocess: Harmonize Eye-Tracking, Pupillometry, Biometrics, and Psychometric Process Data

Compute residual-based Infit and Outfit summaries

Description

These statistics summarize response-model residual behavior. They are not labels for motivation, misconduct, diagnosis, or respondent intent.

Usage

eyeprocess_irt_infit_outfit(
  observed,
  expected,
  by = c("item", "person"),
  min_variance = 1e-08
)

Arguments

observed	Observed responses or observed values.
expected	Model-expected probabilities or expected values.
by	Grouping variables or aggregation level.
min_variance	Minimum variance used to stabilize residual calculations.

Value

A data frame containing residual-based Infit and Outfit summaries. Rows represent the analysis units and columns contain the identifiers, estimates, or diagnostics defined by the function.

eyeprocess documentation built on Sept. 28, 2026, 5:08 p.m.