Susan is taking Western Civilization this semester on a pass/fail basis. The department teaching the course has a history of passing 83% of the…

Susan is taking Western Civilization this semester on a pass/fail basis. The department teaching the course has a history of passing 83% of the students in Western Civilization each term. Let n = 1, 2, 3, … represent the number of times a student takes Western Civilization until the first passing grade is received. (Assume the trials are independent.) Write out a formula for the probability distribution of the random variable n. (Use p and n in your answer.)