Type of crash Single-vehicle Multiple-vehicle Car 886 1100 Pickup Sport utility 326 268 456 437 You work for an insurance company and are studying the relationship between types of crashes and the vehicles involved. As part of your study, you randomly select 3473 vehicle What is the X2 test statistic? ehicle crashes and organize the resulting data as shown in the contigency table. At =0.01 can you conclude that the type of crash depends on the type of vehicle