(a) What percent of the department faculty have 5 or more years of service? Answer: (b) If a member of the department schosen at random to serve on a university committee, what is the probability (in decimal form) that the chosen representitive will have between 5 and 30 years of service? Answer: (c) What is the probability the representative above will have less than 5 years of service given that the person has less than 25 years of service? Answer: English Faculty 12 11 10 8. 5 10 15 20 25 30

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The histogram below gives the length of service of members of the Department of English 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 5 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 5 and 30 years of service?
Answer:
(c) What is the probability the representative above will have less than 5 years of service given that the person has less than 25 years of service?
Answer:
English Faculty
12
11
10
9
8 -
6
5
4 -
3
2
1
10
15
20
25
30
Years of Service
Transcribed Image Text:(a) What percent of the department faculty have 5 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 5 and 30 years of service? Answer: (c) What is the probability the representative above will have less than 5 years of service given that the person has less than 25 years of service? Answer: English Faculty 12 11 10 9 8 - 6 5 4 - 3 2 1 10 15 20 25 30 Years of Service
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