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NHANES III Public Use Data Files Errata · Serum ... Survey Methods and Analytic Guidelines · Home · NHES III. BACK. NHES III ... Review step-by-step guidance on ...

Any use of nonprobability sampling methods (e.g., cut-off or model-based samples) must be justified statistically and be able to measure estimation error. The ...

police departments to our national survey of investigative practice. ... of the patrol force respond to conduct the preliminary investigation and make the.

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(iii) A program operated by a local educational agency. ... investigate a possible violation of, or to ... The taking of, or attempting to take, anything of ...

The Center for​ Whale Research is dedicated to the study and conservation of the Southern Resident Killer Whale population in the pacific northwest.

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Soil Survey Investigations Report No. 42, Version ... 3A. 75. Particles <2 mm. 3A1. 75. Pipette Analysis ... Take precautions when operating machinery or in the ...