Question

, ao·500000000000001 points 0/0 l Previous Answers Tarfn 10 7.5 035. 8. tained from a city's police department seem to indicate that of all motor vehicles reported as stolen, 67% were stolen by professionals :3% were stolen by amateurs (primarily for joy rides) (A). Of the vehicles presumed stolen by professionals, 30% were recovered within 48 48), 20% were recovered after 48 hours (R>48), and 50% were never recovered (N). Of the vehicles presumed stolen by amateurs, 31% vered within 48 hours, 62% were recovered after 48 hours, and 7% were never recovered. Figun when hours l were r ) Draw a tree diagram representing the data. Tan 7.5 and 76 Re48 R-48 ES Re48 R-48 (b) What is the probability that a vehicle stolen by a professional in this city will be recovered within 48 hours? 485 (c) What is the probability that a vehicle stolen in this city will never be recovered? (Round your answer to four decimal plac .07 eed Help? Submit 000001 polnts TanFin10 7.5.038 n extended by the company in 2010 accordi Figures obtained from a city's police department seem to indicate that of all motor vehicles reported as stolen, 67% were stolen by professionals (p whereas 33% were stolen by amateurs (primarily for joy rides) (A). Of the vehicles presumed stolen by professionals, 30% were recovered within 48 hours (R48 0 R-48 Re48 (b) What is the probability that a vehicle stolen by a professional in this city will be recovered within 48 hours? 485 (c) What is the probability that a vehicle stolen in this city will never be recovered? (Round your answer to four decimal places.) .07

Answer 1

aro are. independent everts. Hence , erent branehes onwar otifhere wiil have Totol cors stolem R> 48 Prob. that car, &Dlen b A them ecovered in R< 48 6oh -t Rob, that car 'Stolen by f ond lhenrnovceol in R<48 0.67 x D. 30 + 0.33 0.3 0.3033

never rels Prob thatvehele is stolen b P4 never recove both are independent О. 3581
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