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Alan T. Arnholt, Jaimie L. Hebert, Estimating the Mean with Known Coefficient of Variation, The American Statistician, Vol. 49, No. 4 (Nov., 1995), pp. 367-369 ...
Sankhyā: The Indian Journal of Statistics, Series B (1960-2002), Vol. 38, No. 1 (Feb., 1976), pp. 62-67 (6 pages) Positive valued estimators are proposed for the positive mean of a normal distribution ...
The coefficient of variation (CV), meanwhile, shows how much risk is associated with an investment relative to the amount of expected return.
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