The histogram below gives the length of service of members of the Department of Chemistry at a particular university. The classes, in years of service, are 0-4.9, 5-9.9, etc., and the vertical axis represents the number of faculty. (a) What percent of the department faculty have 15 or more years of service? Answer: % (b) If a member of the department is chosen at random to serve on a university committee, what is the probability (in decimal form) that the chosen representitive will have between 15 and 35 years of service? Answer: (c) What is the probability the representative above will have less than 10 years of service given that the person has less than 30 years of service? Answer: Chenistry Faculty 12 11 18 AU HN 10 15 20 25 36 35 Years of Service