Neelu B. answered • 12/01/23
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15,25,26,38,57,59,61,73,89,99 (data in increasing order)
Min:15
1st quartile Q1: 26 (median of first half)
2nd quartile Q2: 58 --> (57+59)/2 (avg. median)
3rd quartile Q3: 73 (median of 2nd half)
Max: 99
James S.
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It's also defined as the median of the lower half of the data set, and about as frequently. A very unfortunate ambiguity for a rigorous field like math...
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12/01/23
Mark M.
First quartile is the (n + 1)/4 th term. That is 25.7512/01/23