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Treesearch

Standard errors in forest area

Informally Refereed
Download (PDF 67 KB): https://research.fs.usda.gov/download/treesearch/14421.pdf

Abstract

I trace the development of standard error equations for forest area, beginning with the theory behind double sampling and the variance of a product. The discussion shifts to the particular problem of forest area - at which time the theory becomes relevant. There are subtle difficulties in figuring out which variance of a product equation should be used. The equations developed may be extended to other areas of forest inventory.

Parent Publication

Citation

McCollum, Joseph. 2002. Standard errors in forest area. In: McRoberts, Ronald E.; Reams, Gregory A.; Van Deusen, Paul C.; Moser, John W., eds. Proceedings of the Thrid Annual Forest Inventory and Analysis Symposium; Gen. Tech. Rep. NC-230. St. Paul, MN: U.S. Department of Agriculture, Forest Service, North Central Research Station: 5-10