2.79 In USA Today (Sept. 5, 1996), the results of a survey involving the use of sleepwear while traveling were listed as follows: Male Underwear 0.220 Nightgown 0.002 Nothing 0.160 Pajamas T-shirt Other 0.102 0.046 0.084 Female 0.024 0.180 0.018 0.073 0.088 0.003 Total 0.244 0.182 0.178 0.175 0.134 0.087 (a) What is the probability that a traveler is a female who sleeps in the nude? (b) What is the probability that a traveler is male? (c) Assuming the traveler is male, what is the proba- bility that he sleeps in pajamas? (d) What is the probability that a traveler is male if the traveler sleeps in pajamas or a T-shirt?

2.79 In USA Today (Sept. 5, 1996), the results of a survey involving the use of sleepwear while traveling were listed as follows: Male Underwear 0.220 Nightgown 0.002 Nothing 0.160 Pajamas T-shirt Other 0.102 0.046 0.084 Female 0.024 0.180 0.018 0.073 0.088 0.003 Total 0.244 0.182 0.178 0.175 0.134 0.087 (a) What is the probability that a traveler is a female who sleeps in the nude? (b) What is the probability that a traveler is male? (c) Assuming the traveler is male, what is the proba- bility that he sleeps in pajamas? (d) What is the probability that a traveler is male if the traveler sleeps in pajamas or a T-shirt?

Algebra & Trigonometry with Analytic Geometry

13th Edition

ISBN:9781133382119

Author:Swokowski

Publisher:Swokowski

Chapter10: Sequences, Series, And Probability

Section10.8: Probability

Problem 32E

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