A two-sample t-test for a difference in means will be conducted to investigate mean gasoline prices in two states. From each state, 45 gasoline stations will be selected at random. On the same day, the price of regular gasoline will be recorded for each selected station and the sample mean price for each state will be calculated.

The patient was the driver in a motor vehicle collision, a one-vehicle rollover occurred that was caused due to lack of control. the patient is now bleeding into the abdominal cavity. the physician brings this patient to the operating room to remove the spleen in order to control this patient’s bleeding. the major vessels of the lacerated spleen were carefully dissected, and the spleen was removed in its entirety? cpt code: icd10-cm code: icd10-cm code