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OpenStudy (anonymous):
You have a list of 1,000 random, normally distributed numbers with a mean of 20 and a standard deviation of 3. Which statement is true? A) Approximately 340 numbers lie between 14 and 20. B) Approximately 340 numbers lie between 14 and 20. C) Approximately 340 numbers lie between 20 and 23. D) Approximately 170 numbers lie between 14 and 17.
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