About 95 are between 500 - 200 i.e. between 300 and 700, Ask an Expert

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Distribution of SAT score is scaled to be approximately bell-shaped with mean 500 and standard deviation 100 About 68% of the scores are between 500 +- 100 ; i.e. between 400 and 600 About 95% are between 500 +- 200; i.e. between 300 and 700 Where is the data located? Where is the "middle" of the data? How variable are the data? How spread out about the "middle" are the data?

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