With a mean of 300 and a standard deviation of 80 how high
1 a. with a mean of 300 and a standard deviation of 80, how high a score do you need to be in the top 30%?1 b. What is the interquartile range for this distribution?
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With a mean of 300 and a standard deviation of 80, how high a score do you need to be in the top 30%?
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