Janine is at a party talking to a friend while groups of people are talking all around her. when she hears her name mentioned, she immediately looks in the direction of the voice to see who was talking about her. hearing her name being spoken in this situation is an example of:

Hearing her name being spoken in this situation is an example of "the cocktail party effect".

The cocktail party effect is the trend of the mind's capacity to concentrate one's auditory attention, an impact of specific consideration in the cerebrum, on a specific stimulus while sifting through a scope of other stimuli, as when a party-goer can center on a solitary discussion in a room full of people talking.

answer; the intervening variable;