Download - Taesombut and Yevjevich , 1978
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Taesombut and Yevjevich, 1978.
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* Note that all of the methods are trying to place rank relative to the total number of observations, but that the exact method, and the “estimates” that they provide, vary.
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The experiment is repeated using 30 samples generated from a normal distribution (Mean = 600; Standard Deviation = 50). The various plotting formulae are applied to each of 20 realizations (“runs of 30 years”) and compared to the known population
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We still have no definitive answer 100 years after Hazen first published his work! Beware of taking Plotting Position as being the ABSOLUTE TRUTH – it is only an approximation!
SOME CONCLUSIONS