The waiting times for commuters on the Red LIne during peak rush hours follow a uniform distribution between 0 minutes and 12 minutes. A) State the random variable in the context of this problem. B) Compute the height of the uniform distribution. Give your answer as a fraction. C) Which of the following is the correct picture of the probability distribution of X? 1. a bell-shaped curve that starts at 0 and ends at 12 OR 2. a rectangle with edges at 0 and 12
The waiting times for commuters on the Red LIne during peak rush hours follow a uniform distribution between 0 minutes and 12 minutes. A) State the random variable in the context of this problem. B) Compute the height of the uniform distribution. Give your answer as a fraction. C) Which of the following is the correct picture of the probability distribution of X? 1. a bell-shaped curve that starts at 0 and ends at 12 OR 2. a rectangle with edges at 0 and 12 D) What is the probability that a randomly selected commuter on the Red Line during peak hours waits between 4 and 11 minutes? 1. Give your answer as a fraction. 2. Give your answer accurate to three decimal places. E) What is the probability that a randomly selected commuter on the Red Line during peak rush hours waits exactly 4 minutes?
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