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Statistics for Data Science I · End Term · 13 Apr 2025 · January 2025 term · Set QDD1

Question 8: A call center receives customer calls and the number of c…

Question 8

+3 marksNumerical answer

A call center receives customer calls and the number of calls received per hour follows a Poisson distribution with a mean rate of 6 calls per hour. What is the probability that at most 2 calls are received in 30 minutes? Enter the answer correct to two decimal places.

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Correct answer: 0.42 (accepted within ±0.03)

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Question 8 of 18 in the IIT Madras BS Statistics for Data Science I (Stats 1) End Term paper sat on 13 Apr 2025, in the January 2025 term (IIT M DIPLOMA AN EXAM QDD3 13 Apr 2025). It carries 3 marks.

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