Hazen plotting position

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Hazen plotting position

For the rth ranked (from largest to smallest) datum from a sample of size n, the quotient
ams2001glos-He2
The Hazen plotting position is the original plotting position and has been recommended for use with lognormal distributions; however, it leads to excessively high return periods for large flows.

While it has many desirable mathematical properties, the Hazen plotting position produces biased estimates of pertinent statistics.
See plotting position, probability paper.

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