Problem 3. On the "Information for the Patient" label of a certain antidepressant, it is claimed that based on some clinical trials, there is a 14% chance of experiencing sleeping problems known as insomnia (denote this event by I), there is a 26% chance of experiencing headache (denote this event by H), and there is a 5% chance of experiencing both side effects (I and H). (a) Suppose that the patient experiences insomnia; what is the probability that the patient will also experience headache?