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In year 2004, the SAT test scores were normally distributed with a mean of 1130

ID: 3389633 • Letter: I

Question

In year 2004, the SAT test scores were normally distributed with a mean of 1130 and a standard deviation of 120. Answering the following questions: What is the probability that a randomly selected student's SAT score is between 1010 and 1370? What SAT score should a student have in order to he considered by an Ivy League College which only considers those whose SAT scores are in the top 5%? What is the probability that a randomly selected student's SAT score is 1285? What is the probability that a randomly selected student's SAT score is at least 1450? If 2200 students scored at least 1500, estimate how many students took the SAT exam in that year?

Explanation / Answer

In year 2004, the SAT test scores were normally distributed with a mean of 1130