Open AccessOPTIMAL NUMBER OF CHOICES PER ITEM—A COMPARISON OF FOUR APPROACHES 1
Author(s) -
Lord Frederic M.
Publication year - 1976
Publication title -
ets research bulletin series
Language(s) - English
Resource type - Journals
eISSN - 2333-8504
pISSN - 0424-6144
DOI - 10.1002/j.2333-8504.1976.tb01090.x
Subject(s) - test (biology) , statistics , mathematics , computer science , econometrics , biology , paleontology
Two approaches in the literature for determining the optimal number of choices for a test item are compared with two new approaches.