A consumer group studied the service provided by fast-food restaurants in a given community. One of the things they looked at was the relationship between service and whether the server had a high school diploma or not. The information is summarized in the table below: Good Service Poor Service Total HS diploma 61 28 89 No HS diploma 30 81 111 Total 91 109 200 Find a. P(Poor Service | No HS Diploma) b. P(Poor Service ∩ No HS Diploma) c. P(Poor Service ∪ No HS Diploma)

A consumer group studied the service provided by fast-food restaurants in a given community. One of the things they looked at was the relationship between service and whether the server had a high school diploma or not. The information is summarized in the table below: Good Service Poor Service Total HS diploma 61 28 89 No HS diploma 30 81 111 Total 91 109 200 Find a. P(Poor Service | No HS Diploma) b. P(Poor Service ∩ No HS Diploma) c. P(Poor Service ∪ No HS Diploma)

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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Question

	Good Service	Poor Service	Total
HS diploma	61	28	89
No HS diploma	30	81	111
Total	91	109	200

Find

a. P(Poor Service | No HS Diploma)

b. P(Poor Service ∩ No HS Diploma)

c. P(Poor Service ∪ No HS Diploma)

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