Question
Find the median of the following observations: 25, 30,
35, 45, 40, 55, 50Solution
Ascending order of observations: 25, 30, 35, 40, 45, 50, 55
Number of observations = 7 (odd number).
Median formula for odd observations:
Median = [(n + 1) ÷ 2]th term
For n = 7, the 4th term is 40.
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