alleryFind the median of the data 12, 4, 8 and 6.
A6
B9
C8
D7
Answer & Solution
Correct answer: D. 7
1. Arrange in order: 4, 6, 8, 12.
2. With 4 values there are two middle values, 6 and 8.
3. Median = (6 + 8) / 2 = 7.
6 and 8 are each only one of the middle pair, and 9 is the mean of 6 and 12.
_Source: Wikipedia, Median, Finite set of numbers_
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