Reading 09 probability concepts questions and answers
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Reading 09 probability concepts questions and answers
Reading 9: Probability ConceptsQuestion #1 of 119Question ID: 413075A bag of marbles contains 3 white and 4 black marbles. A marble 7/111 be drawn fro Reading 09 probability concepts questions and answers om the bag randomly three times and put back into the bag. Relative to the outcomes of the first two draws, the probability that the third marble drawn is white is:/ A) independent.X B) dependent.X C) conditional.ExplanationEach draw has the same probability, which is not affected by previous outcom Reading 09 probability concepts questions and answers es. Therefore each draw is an independent event.ReferencesQuestion From: Session 2 > Reading 9 > LOS gRelated Material:• Key Concepts by LOSQuestion #Reading 09 probability concepts questions and answers
2 of 119Question ID: 770234Bonds rated B have a 25% chance of default in five years. Bonds rated ccc have a 40% chance of default in five years. A porReading 9: Probability ConceptsQuestion #1 of 119Question ID: 413075A bag of marbles contains 3 white and 4 black marbles. A marble 7/111 be drawn fro Reading 09 probability concepts questions and answers -ratod bond?X A) 0.625./ B) 0.211.X C) 0.250.ExplanationAccording to Bayes' formula: P(B I default) = Pfdefault and B)/ P(default).pfdefault and B )= pfdefault I B) X P(B) = 0.250 X 0.300 = 0.075Pfdefault and CCC) = Pfdefault I CCC) X P(CCC) = 0.400 X 0.700 = 0.280P(default) = P(default and Bl + Pfd Reading 09 probability concepts questions and answers efault and CCC) = 0.355P(B I default) = pfdefault and B) / p(default) = 0.075 / 0.355 = 0.211ReferencesQuestion From: Session 2 > Reading 9 > LOS nRelReading 09 probability concepts questions and answers
ated Material:Key Concepts by LOSQuestion #3 of 119Quest™ ID: 434201An economist estimates a 60% probability that the economy will expand next year. TReading 9: Probability ConceptsQuestion #1 of 119Question ID: 413075A bag of marbles contains 3 white and 4 black marbles. A marble 7/111 be drawn fro Reading 09 probability concepts questions and answers economy does not expand. Given the new information that the technology sector will not outperform the market, the probability that the economy will not expand is c/oscsi to:X A) 33%.y B) 67%.X C) 54%.ExolanalionTectnoljm' L>o«; (>ut£K-Gọi ngay
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