You want to find out whether caffeine mitigates the effect of alcohol on reactio

Question

You want to find out whether caffeine mitigates the effect of alcohol on reaction time. To study this, you administer to your subjects a drink that is equivalent to three 12-ounce beers, fo lowed by the equivalent of two cups of coffee. Then your subjects complete a simulated driving task in which they must follow a fixed speed limit while driving on a straight road. Wind periodically and randomly pushes the simulated vehicde right, left, or not at all. Speed is measured in miles per hour above or below the 60-mph speed limit, with 1 mph being the smallest unit on the scale. Suppose the first subject scores 9 mph. Determine the real limits of 9. The lower real limit is: The upper real limit is: When measuring weight on a scale that is accurate to the nearest 0.2 pound, what are the real limits for the weight of 120 pounds? O 119.75-120.25 O 120-121 O 119.9-120.1 When measuring weight on a scale that is accurate to the nearest o.5 pound, what are the real limits for the weight of 187 pounds? O 187-188 O 186.75-187.25 O 186.95-187.05

Explanation / Answer

6)

a)Here Environment is nominal data

b) Here Age is ordinal(since we are giving ranks)

c) Heart rate body weight and height is ratio scale

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