Author Question: Jen decides to study the effects of alcohol on driving ability. She selects 200 college students ... (Read 401 times)

asd123 · **on:** Jun 22, 2018

Jen decides to study the effects of alcohol on driving ability. She selects 200 college
students and randomly divides them into two groups of 100 students each.

Subjects in
group A drive a car through an obstacle course while remaining sober. Subjects in
group B also drive through the obstacle course, but they are given an ounce of
whiskey before each attempt at driving the course. As expected, the driving ability of
subjects in group B steadily deteriorates as they consume more alcohol. In Jen's
study, the amount of alcohol consumed is the ______.
a. independent variable c. dependent variable
b. codependent variable d. reciprocal variable

Question 2

Donald Klein has proposed that a defect in the brain's ______ may be an important basis
for panic reactions.

a. speed of reaction to visual and auditory stimuli
b. memory for past traumas
c. respiratory alarm system
d. hippocampus