Question

When Ann went to her doctor, he gave her a hearing test. During the test, the doctor struck several tuning forks, each of which vibrated at a distinct pitch, and asked her to choose two tones that sounded almost the same in pitch. The doctor was testing Ann's __________.

Answer 1

Answer:

The answer is difference threshold.

Explanation:

Also called just-noticeable difference or least perceptible difference, the difference threshold is the degree of a stimulus that must be changed in order to be recognised.

For it to be considered a difference threshold, the difference must be identified at least 50% of the time.