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Forum Error in Random Variables Q4.1(d)

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1. Conor Hughes Staff Statistics

   #1 10:08, Thu 24 Sept 2026 (edited 10:08, Thu 24 Sept 2026)

   Hi all,

   Thanks to an eagle eyed student for noticing there was an error in my solution to Q4.1(d) in the Random variables refresher. I failed to include the probability that X is equal to 9. Hence the final answer should be 0.4623. It has now been updated. Apologies. 

   Conor

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