IB Mathematics HL N19 Paper 2 Qn 2 - Audrey runs marathons

This is a walkthrough of the November 2019 IB Mathematics HL Paper 2 Question 2. The concepts involved is the Poisson distribution.

For students taking the new Mathematics: Analysis and Approaches course from 2021 onward, this topic is not tested. For students taking the new Mathematics: Applications and Approaches course from 2021 onward, this topic is for HL only.

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