Question: Question 9: Question 9 (1 point) The random variable X, representing the number of accidents in a certain intersection in a week, has the following

Question 9:

Question 9 (1 point) The random variable X, representing the number of accidents in a certain intersection in a week, has the following probability distribution: X 0 1 2 3 4 5 P(X = X) 0.16 0.23 0.27 0.18 0.11 0.05 On average, how many accidents are there in the intersection in a week? Your answer should be given to 4 decimal places Your Answer: Answer Question 10 (1 point) The distribution of the IQ (Intelligence Quotient) is approximately normal in shape with a mean of 100 and a standard deviation of 19. According to the standard deviation rule, only 2.5% of people have an IQ over what score? Your

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