Question: If needed, round your answer to three decimal places. For the last question, round to the nearest cent. Allison is about to take a final

If needed, round your answer to three decimal places. For the last question, round to the nearest cent. Allison is about to take a final exam that consists of 20 questions. To motivate her to study, her parents promised her $500 if she gets at least 16 questions right. The questions are multiple-choice and the probability of her getting a question right is 0.9 on each question of the final exam. What is the probability that she gets exactly 16 questions right? What is the probability that she gets at least 16 questions right? What is the expected value of reward for her on this exam? $

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