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The lengths of a certain species of fish are approximately normally distributed with a given mean mc019-1.jpg and standard deviation mc019-2.jpg. According to the Empirical Rule, what percentage of the fish will have lengths within 1 standard deviation of the mean?

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LammettHash
Regardless of what the mean and standard deviation are, the empirical rule states that approximately 68% of a normal distribution falls within one standard deviation of the mean.

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