Mathematics, 08.08.2019 01:20, Rflaig1129841
According to a survey conducted in a certain year by the federal communications commission (fcc) of 3005 adults who were home broadband users, 34.5% of those surveyed had switched their service over the past 3 years. of those who had switched service in the past 3 years, 51% were very satisfied, 39% were somewhat satisfied, and 10% were not satisfied with their service. of the 65.5% who had not switched service in the past 3 years, 48% were very satisfied, 43% were somewhat satisfied, and 9% were not satisfied with their service.
(a) what is the probability that a participant chosen at random had not switched service in the past 3 years and was very satisfied with their service?
(b) what is the probability that a participant chosen at random was not satisfied with their service?
Answers: 2
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