Question

A medicine works 3 out of 4 times to alleviate allergy symptoms in patients. In a trial, 2 patients are chosen at random. Which simulation can be used to estimate the probability that the medicine will alleviate allergy symptoms in either or both patients?

Answer 1

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Explanation:

Answer 2

Choose a marble from a group of 3 red marbles and 1 blue marble. Replace the marble and repeat.