Citation: Shear, B. R., Whitfield, E., & Nath, K. (2025). Investigating the relationship between sample size and reliability of aggregate test score measures in ...
Dublin, Sept. 26, 2023 (GLOBE NEWSWIRE) -- The "Agriculture Soil Sampling and Testing Market - A Global and Regional Analysis: Focus on Application, Product, and Region - Analysis and Forecast, ...
PIQUA, Ohio (WDTN) — The City of Piqua has provided an update regarding soil sampling at a former battery testing plant. According to a Piqua news flash, a work plan for soil sampling from the ESRG ...
The problem of estimating the variance of the ratio estimator in sampling with probability proportional to aggregate size is investigated. The form of nonnegative unbiased variance estimators is found ...
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