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The quartiles divide the data set into quarters, with each quarter containing one-
fourth (or ... Q2: The second quartile is another name for the median of the entire
set. ... For the example shown above, the IQR = 51 - 26½ = 24½. ... box, and the
minimum and maximum are the ends of the whiskers (unless an outlier is present
The maximum value is 85 and the minimum value is 23. ... Quartiles tell us about
the spread of a data set by breaking the data set into quarters, just like the ... less
affected by outliers or a skewed data set than the equivalent measures of mean
and standard deviation. ... Hence, for our 100 students, this would be 26 ÷ 2 = 13.
You may encounter box-and-whisker plots that have dots marking outlier values.
In those cases, the whiskers are not extending to the minimum and maximum
values. Consider, again, this dataset. 1 1 2 2 4 6 6.8 7.2 8 8.3 9 10 10 11.5 .... For
some sets of data, some of the largest value, smallest value, first quartile, median,
Read and learn for free about the following article: Identifying outliers with the ...
An outlier is a data point that lies outside the overall pattern in a distribution. ......
The whisker extends to the farthest point in the data set that wasn't an outlier,
which .... 0, 18, (19), 24, 26, (28), 31, 31, (31), 32, 32 - the same sequence, but
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