Psychology
posted by Chloe .
An experimenter is studying how time spent on a cell phone affects people's ability to drive safely. Driving the car is the:
dependent variable.
coefficient of correlation.
independent variable.
operational condition.
I think the answer is A but i am not sure

Psychology 
bobpursley
I would go with operational condition.
independent variable is cell phone time
dependent variable is some measure of unsafeness, such as traffic accidents.
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