Did I Get This – Probability Rule Three

Published: January 8th, 2013

Category: Activity 2: Did I Get This?

On the “Information for the Patient” label of a certain antidepressant it is claimed that based on some clinical trials, when taking this medication

  • there is a 14% chance of experiencing sleeping problems, or insomnia (denote this event by I)
  • there is a 26% chance of experiencing headaches (denote this event by H), and
  • there is a 35% chance of experiencing at least one of these two side effects (denote this event by L)


This document is linked from Basic Probability Rules.