ERIC Number: EJ243269
Record Type: Journal
Publication Date: 1980
Reference Count: N/A
On Using the Shewhart Control Chart to Display Item Analysis Data.
Bradshaw, Charles W., Jr.
Educational and Psychological Measurement, v40 n4 p969-73 Win 1980
Two alternative procedures to Rogers' method of using control charts to display item statistics are discussed. The data itself determines limit and centerline values, thus permitting these values to be compared to any criterion difficulty level(s) deemed appropriate for a given set of test items. (Author/RL)
Publication Type: Journal Articles; Reports - Research
Education Level: N/A
Authoring Institution: N/A