Question: Some statisticians identify outliers as data values that are more than two standard deviations, or 2s, from the mean. Use this method to identify any

Some statisticians identify outliers as data values that are more than two standard deviations, or 2s, from the mean. Use this method to identify any outliers in the student-to-teacher ratios from the example on page 89. How do the outliers found by standard deviation compare to the outliers found by inter-quartile range?

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