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In USA Today (Sept. 5, 1996), the results of a survey involving the use of sleepwear while traveling were listed as follows:
Male
Female
Total
Underwear
0.220
0.024
0.244
Nightgown
0.002
0.180
0.182
Nothing
0.160
0.018
0.178
Pajamas
0.102
0.073
0.175
T-shirt
0.046
0.088
0.134
Other
0.084
0.003
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 probability 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?
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