4 datasets found
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Federal
Sample size requirements for case-control study designs
U.S. Department of Health & Human Services —
Background Published formulas for case-control designs provide sample sizes required to determine that a given disease-exposure odds ratio is significantly different... -
Federal
Cormier, S.M., 2017. Dataset for: A Field-based Model of the Relationship Between Extirpation of Salt-intolerant Benthic Invertebrates and Background Conductivity. USEPA Environmental Dataset Gateway. https://doi.org/10.23719/1371707
U.S. Environmental Protection Agency —
Data sets and individual XCD results used to develop the field-based benchmarks are available at the U.S. EPA Environmental Dataset Gateway... -
Federal
Sample Size and Population Estimates Tables (Prevalence Estimates) - 8.1 to 8.13
U.S. Department of Health & Human Services —
These detailed tables show sample sizes and population estimates from the 2011 National Survey on Drug Use and Health (NSDUH). Samples sizes and population estimates... -
Federal
Exotic and perennial grass cover for pastures in the Soda Fire (2016)
Department of the Interior —
The point data file ("Soda Fire Point and Pasture Data (2016).Point Data.csv") includes 2016 vegetative cover values of exotic annual grass and perennial grass...
4 datasets found