Descriptor
| Answer Sheets | 1 |
| Elementary Secondary Education | 1 |
| Error of Measurement | 1 |
| Optical Scanners | 1 |
| Scoring | 1 |
| Testing Problems | 1 |
Source
| Educational Measurement:… | 1 |
Author
| Bauer, Ernest A. | 1 |
Publication Type
| Journal Articles | 1 |
| Reports - Research | 1 |
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Peer reviewedBauer, Ernest A. – Educational Measurement: Issues and Practice, 1985
Misreadings of pencil answer marks on test answer sheets by optical scanners cause scoring errors. Twenty-six different pencils were tested for readability differences when optically scanned. Complete light and dark marks scanned perfectly for 18 pencils. Totals for all six mark types ranged from 947 to 1726 out of 1800. (BS)
Descriptors: Answer Sheets, Elementary Secondary Education, Error of Measurement, Optical Scanners
