SOLUTION: The SAT this year has a mean of 500 and a standard deviation of 50. What percent of students scored between 400 and 600?
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Question 1017929: The SAT this year has a mean of 500 and a standard deviation of 50. What percent of students scored between 400 and 600?
Answer by richard1234(7193) (Show Source): You can put this solution on YOUR website!
Assuming a normal distribution, [400,600] refers to all scores within 2 standard deviations of the mean. This represents about 95% of students.
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