A(n) _____ is a book that identifies each variable in a study and gives the variable's description, code name, and position in the data matrix.
A) data directory
B) data plan
C) record file
D) code book

Question

Quizplus · Accepted Answer

A code book is a document that lists and describes every variable in a study or research project, including their names, definitions, units of measurement, and any codes that are used to represent them in the data matrix. Code books are critical for researchers to ensure that all data is accurately recorded and analyzed.

A(n) _____ Is a Book That Identifies Each Variable in a Study