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Statistics for Data Science II · End Term · 14 Sept 2025 · May 2025 term · Set 1

Question 21: Let the random variable represent the number of issues r…

Question 21

+2 marksOne correct option

Let the random variable represent the number of issues resolved during a customer support call. The probability mass function of is given by

where

. A random sample of five customer ratings is {1, 2, 2, 3, 2}. Based on the above data, answer the given subquestions.

Let the random variable represent the number of issues resolved during a customer support call. The probability mass fu
Let the random variable represent the number of issues resolved during a customer support call. The probability mass fu

The service policy requires that the average number of issues resolved per call must be at least 1.5. Based on the estimated value of , determine whether this requirement is satisfied.

  1. A

    The requirement is satisfied.

  2. B

    The requirement is not satisfied.

Show answer

Correct answer

  • A

    The requirement is satisfied.

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Question 21 of 27 in the IIT Madras BS Statistics for Data Science II (Stats 2) End Term paper sat on 14 Sept 2025, in the May 2025 term (Statistics2 14 Sep 25 (Session 2)). It carries 2 marks.

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