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A car hire firm has 2 cars which is hired out everyday. The number of demands per day for a car follows Poisson distribution with mean 1.20. What is the proportion of days on which some demand is refused? (Given e 1.20 = 3.32).
  • a)
    0.25
  • b)
    0.3012
  • c)
    0.12
  • d)
    0.03
Correct answer is option 'D'. Can you explain this answer?

Answers

Book option is wrong. correct option is c) 0.12

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A car hire firm has 2 cars which is hired out everyday. The number of demands per day for a car follows Poisson distribution with mean 1.20. What is the proportion of days on which some demand is refused? (Given e 1.20 = 3.32).a)0.25b)0.3012c)0.12d)0.03Correct answer is option 'D'. Can you explain this answer? for CA Foundation 2023 is part of CA Foundation preparation. The Question and answers have been prepared according to the CA Foundation exam syllabus. Information about A car hire firm has 2 cars which is hired out everyday. The number of demands per day for a car follows Poisson distribution with mean 1.20. What is the proportion of days on which some demand is refused? (Given e 1.20 = 3.32).a)0.25b)0.3012c)0.12d)0.03Correct answer is option 'D'. Can you explain this answer? covers all topics & solutions for CA Foundation 2023 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for A car hire firm has 2 cars which is hired out everyday. The number of demands per day for a car follows Poisson distribution with mean 1.20. What is the proportion of days on which some demand is refused? (Given e 1.20 = 3.32).a)0.25b)0.3012c)0.12d)0.03Correct answer is option 'D'. Can you explain this answer?.
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Book option is wrong. correct option is c) 0.12