Discover how to calculate variable overhead spending variance, its impact on costs, and examples of favorable vs. unfavorable variances in business operations.
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 ...
The Canadian Journal of Statistics / La Revue Canadienne de Statistique, Vol. 18, No. 2 (Jun., 1990), pp. 149-153 (5 pages) We show that the jackknife technique fails badly when applied to the problem ...
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