https://doi.org/10.1351/goldbook.M03806

Depending on whether the number of observations is even or odd, the median can be estimated as follows: *Source: *

PAC, 1994,*66*, 595. 'Nomenclature for the presentation of results of chemical analysis (IUPAC Recommendations 1994)' on page 603 (https://doi.org/10.1351/pac199466030595)

- If n = 2 m + 1: The middle value of a series of observations, arranged in increasing or decreasing order.
- If n = 2 m: The arithmetic mean of the two middle values of a series of observations, arranged in increasing or decreasing order.

PAC, 1994,