Problem
A simple random sample of size $n=200$ drivers with a valid driver's license is asked if they drive an American-made automobile. Of the 200 drivers surveyed, 116 responded that they drive an American-made automobile. Determine if a majority of those with a valid driver's license drive an American-made automobile at the $\alpha=0.05$ level of significance. What type of variable is "drive an American-made automobile, or not"? A. Discrete B. Continuous C. Qualitative with two possible outcomes D. Qualitative with more than two possible outcomes Incorrect: 0
Solution
Step 1 ：The type of variable 'drive an American-made automobile, or not' is qualitative with two possible outcomes. This is because the variable can only take on two distinct categories: 'yes' or 'no'. Therefore, the final answer is oxed{ ext{C. Qualitative with two possible outcomes}}.
