Biotherapeutic formulations have been characterizing particles through optical microscopy for a long time. The obtained shape, size, and transparency characteristics are used to categorize ...

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 ...

Citation: Shear, B. R., Whitfield, E., & Nath, K. (2025). Investigating the relationship between sample size and reliability of aggregate test score measures in ...