Answer :
Final answer:
Designing a study to test if nicotine enhances driving ability by examining the variables, treatments, participant selection, control variables, lurking variables, and blinding methods.
Explanation:
Explanatory variable: Nicotine
Response variable: Driving ability
Treatments: Experimental group receives nicotine, control group does not.
Participants: Select individuals with prior driving experience.
Control variables:
- Driving route
- Time of day
- Vehicle type
Lurking variables: Previous nicotine exposure, caffeine consumption, stress levels.
Blinding: Participants blinded to their group assignment to reduce bias.
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