Scales

Organizational Health Index

The Organizational Health Index (OHI), developed by Wayne K. Hoy and C. John Tarter, is...

September 28, 2026 • Dr. Mohammed Looti
Scales

Purdue Teacher Opinionnaire

The Purdue Teacher Opinionnaire (PTO) is a seminal 100-item psychometric instrument developed by Ralph R....

September 28, 2026 • Dr. Mohammed Looti
Scales

Staff Morale Questionnaire

A psychometric review of the Staff Morale Questionnaire (SMQ) developed by Kenneth R. Smith, examining...

September 28, 2026 • Dr. Mohammed Looti