In a dichotic listening test for which he volunteered, Justin was able to repeat the words presented to his right ear, but he did a better job evaluating the emotional tone of a word when it was presented to his left ear. It is most likely that
A) Justin is left-handed.
B) Justin is right-handed.
C) Justin is ambidextrous, showing no preference for one hand over the other.
D) no predictions about Justin's handedness can be made without further information.

Question

Quizplus · Accepted Answer

Research has shown that the left hemisphere of the brain, which is typically the dominant hemisphere for right-handed individuals, is better at processing language and verbal information. Therefore, it is most likely that Justin is right-handed, since he was better able to repeat words presented to his right ear. Additionally, the right hemisphere of the brain is typically better at processing emotional information, which may explain why Justin was able to better evaluate the emotional tone of words presented to his left ear.

In a Dichotic Listening Test for Which He Volunteered, Justin