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Unformatted text preview: ed as outliers. An outlier is an observation that is “distant” from the
rest of the data. Outliers can occur by chance or be measurement errors so it is important to identify them.
Any point that falls outside the interval calculated by Q1 1.5(IQR) and Q3 + 1.5(IQR) is considered an
outlier.
Example:
2. Are there any outliers in the data set given for example 1? If so, what are they? There are other percentiles as well. The kth percentile means that k% of the ordered data values are at or
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This document was uploaded on 02/26/2014 for the course MATH 2311 at University of Houston.
 Spring '08
 HAFEEZ

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