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Seventy-five percent of people with chronic migraines are female, and sixty-two percent those females use Botox to treat their migraines. It is known that fifty-five percent of people with chronic migraines use Botox to treat their migraines. A person is selected at random from the population of chronic migraines sufferers. a) Define the events. b) Write down the given probabilities. c) What is the probability that this person does not use Botox to treat their migraines? d) What is the probability that this person is female and uses Botox to treat their migraines? e) What is the probability that this person is male and uses Botox to treat their migraines? f) What is the probability that this person is male if they use Botox to treat their migraines?

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