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Discussion

The mode of a distribution is 24 and the mean is 18. Find the median.

  • A.20
  • B.21
  • C.22
  • D.23

Answer: A

Using the empirical relationship: Mode = 3 Median - 2 Mean.

24 = 3 × Median - 2 × 18

24 = 3 × Median - 36

24 + 36 = 3 × Median

60 = 3 × Median

Median = 60 / 3 = 20.

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