A recent report determined that although only 3 percent of drivers on Maryland highways equipped their vehicles with radar detectors, 33 percent of all vehicles ticketed for exceeding the speed limit were equipped with them. Clearly, drivers who equip their vehicles with radar detectors are more likely to exceed the speed limit regularly than are drivers who do not.
The conclusion drawn above depends on which of the following assumptions?
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ADrivers who equip their vehicles with radar detectors are less likely to be ticketed for exceeding the speed limit than are drivers who do not.
分析该选项
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BDrivers who are ticketed for exceeding the speed limit are more likely to exceed the speed limit regularly than are drivers who are not ticketed.
分析该选项
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CThe number of vehicles that were ticketed for exceeding the speed limit was greater than the number of vehicles that were equipped with radar detectors.
分析该选项
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DMany of the vehicles that were ticketed for exceeding the speed limit were ticketed more than once in the time period covered by the report.
分析该选项
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EDrivers on Maryland highways exceeded the speed limit more often than did drivers on other state highways not covered in the report.
分析该选项
显示答案
正确答案: B