1. An article titled "Pain and Pain-Related Side Effects in an ICU and on a Surgical Unit: Nurses' Management" (American Journal of Critica.I Care. January 1994, Vol. 3. No. 1) gave the following table summarizing the study participants. (Note: ICU is an acronym for intensive care unit.) Gender ICU Surgical Unit Female 9 6 Male 11 18 One of these participants is randomly selected. Answer the following questions. a. Are the events "being a female" and "being in the ICU" mutually exclusive? b. Are the events "being in the ICU" and "being in the surgical unit" mutually exclusive? c. Find P(ICU or female). c. Find P(ICU or male)