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THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION

Question 232

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THE NEXT QUESTIONS ARE BASED ON THE FOLLOWING INFORMATION:
The amount of time you have to wait at a particular stoplight is uniformly distributed between zero and two minutes.
-The median score for the final exam in a chemistry class was 75 and 18% of the students received a grade greater than 80.If the test scores were normally distributed,what is the probability that a randomly selected exam had a score between 75 and 80?


A) 68%
B) 32%
C) 80%
D) 50%

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