The article reviews error analysis procedures for two subtests of the Peabody Individual Achievement Test (reading recognition and reading comprehension). Suggestions are offered for composing and interpreting a pattern of errors on items from each subtest. (CL)

This guide to ERRATA, a set of HyperCard-based tools for response analysis and error diagnosis in language testing, is intended as a user manual and general reference and designed to be used with the software (not included here). It has three parts. The first is a brief survey of computational techniques available for dealing with student test…