Even with the detailed portions of the plan, there are not enough parameters specified to provide a certain revenue estimate of the tax plan. (crfb.org)
But the distribution and abundance of microscopic and macroscopic charcoal fragments in a lake core are not reliable enough parameters to identify nearby individual past fire events at both the site and regional scales and, in particular, to calculate fire frequencies as it is sometimes suggested (Carcaillet et al. 2001; Anderson et al. 2006; Stähli et al. 2006). (rstb.royalsocietypublishing.org)
Critics of the report pointed out that the new finding sounded like the weary old story of sunspot work: if you inspected enough parameters, you were bound to turn up a correlation. (history.aip.org)