Take the following as truth: They found that drivers of air-bag-equipped cars initiate a disproportionate number of crashes involving fatalities, and that, as a result, the occupants of such cars are at considerably higher risk than those in cars without air bags.
Then the following statement: "The study, conducted by the University of Arizona, found that cars without airbags are safer than those with them. " is true, false, or inconclusive?