Efficacy (Recycling) (EFRC)

Comprehensive academic overview of the Efficacy (Recycling) Scale (EFRC) developed by White, MacDonnell, and Dahl...

September 18, 2026 • Dr. Mohammed Looti

Effectiveness of Disease Detection (EFDD)

The Effectiveness of Disease Detection (EFDD) scale is a psychometrically validated 3-item semantic differential tool...

September 18, 2026 • Dr. Mohammed Looti

Disidentification (National) (DISN)

A comprehensive academic psychometric profile of the Disidentification (National) (DISN) Scale developed by Verkuyten and...

September 18, 2026 • Dr. Mohammed Looti

Discomfort (Psychological) (PSDC)

The Psychological Discomfort Scale (PSDC), formulated by Elliot and Devine (1994), is a validated 3-item...

September 18, 2026 • Dr. Mohammed Looti

Difficulty of the Task (DFTK)

The Difficulty of the Task (DFTK) scale is a 3-item unipolar psychometric instrument measuring perceived...

September 18, 2026 • Dr. Mohammed Looti