Consider a population in which the variable of interest tends to be at or near zero for many of the population units but a subgroup exhibits values distinctly different from zero. Such a population ...
Dr. Arthur Lance Dryver is a statistician and educator with expertise in adaptive sampling and statistical modeling. He holds a Ph.D. in Statistics from The Pennsylvania State University, where he ...
Well-known concepts in statistical inference and sampling theory are used to develop recommendations for planning and analyzing the results of quantitative surveys of freshwater mollusks. Two methods ...