Roving sound level prevents listeners from using absolute intensity as a cue

Evidence

In addition, sound level was roved from trial to trial; it was chosen randomly between 60 and 80 dB SPL (sound pressure level). This procedure is classically applied to prevent subjects from adopting any absolute level strategy. — Dijk, Pim van, Physiology, Psychoacoustics and…, 3306

Categorization

• XREF: Connects to known psychophysical control procedures; matches discussion in the leveled and roved-stimulus literature.