Please help with homework problem.

A researcher was interested in studying if the severity of damage to people and/or property involved in an accident is associated with the type of vehicle(s) involved in the accident. He obtained the following data 'om the National Highway Trafc Safety Administration for accidents that occurred in 1999. The data was used to determine if there was statistical evidence of an association between type of vehicle and crash severity. 2067 221,471 322,584 2026 139,696 211,581 21 1825 2,449 4114 362 992 169 508 536 614 What is the relative risk of an accident leading to a fatality for Busses compared to Light Truck and how should this number be interpreted? m The relative risk is 1.491 which means light trucks have 1.5 times the risk of involvement in fatal crashes compared to Busses. m The relative risk is 0.981 which means light trucks and busses are about equally likely to be involved in fatal crashes. CW The relative risk is 0.896 which means Busses have 0.896 times the risk of involvement in fatal crashes compared to light trucks. (9. The relative risk is 1.344 which means busses are 1.344 times the risk of involvement in fatal crashes compared to light trucks. C? The relative risk is -0.003 which means light trucks are not likely to be involved in fatal crashes