A psychologist, studying pilot trainees, picks a select group of trainees who is hopefully representative of all other trainees. The group of trainees being studied by this psychologist is collectively known to researchers as a __________.
a. sample
b. population
c. target group
d. control group

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The Answer of A psychologist, studying pilot trainees, picks a select group of trainees who is hopefully representative of all other trainees. The group of trainees being studied by this psychologist is collectively known to researchers as a __________.
a. sample
b. population
c. target group
d. control group

A Psychologist, Studying Pilot Trainees, Picks a Select Group of Trainees