Richard has been given a 9-question multiple-choice quiz in his history class. Each question has three answers, of which only one is correct. Since Richard has not attended the class recently, he...

Extracted text: Richard has been given a 9-question multiple-choice quiz in his history class. Each question has three answers, of which only one is correct. Since Richard has not attended the class recently, he doesn't know any of the answers. a. Assuming that Richard guesses on all 9 questions, what is the value of p? (p is the value of success) Round your answer to the nearest tenth. b. What is the probability that he gets 5 questions right out of 9 questions? Round your answer to the nearest thousandth. c. What is the probability that he gets none of the questions right? Round your answer to the nearest thousandth.