PTC Participates in ANSI Accreditation Workshop
Vita Greco, Director of Psychometric Services, attended an ANSI workshop in September on Personnel Certification Accreditation Workshop: Understanding the Requirements…
September 3, 2018CCPDT Holds Item Bank Coding Session in NYC
The Certification Council for Professional Dog Trainers (CCPDT) recently held an Item Bank Coding session at PTC’s new NY offices.…
August 7, 2018PTC Has Moved Into New Offices
Our new address is: Professional Testing Corporation 1350 Broadway, Suite 800 New York, NY 10018 Our phone and fax numbers…
August 1, 2018Word Play – Criterion-Referenced
Criterion-referenced is typically associated with standardized assessments such as certification and licensure examinations. Simply put, tests which are criterion-referenced are…
January 1, 2018Word Play – Reliability
In an earlier Word Play post, we discussed one of the cornerstones of psychometrics: Validity, the extent to which a…
January 1, 2018Word Play – Psychometrics
Psychometrics. It’s a term you’ve undoubtedly heard because you are involved in certification, but not a term that you may…
January 1, 2018Word Play – Validity
Validity is defined as the quality of being logically or factually sound. In other words, does the examination measure what…
January 1, 2018Word Play – Raw Scores vs. Scaled Scores
Test scores convey performance on a test to candidates. Scores are usually reported as either a raw score or a…
January 1, 2018