Design-unbiased
A design-unbiased is Indicates that an estimator is unbiased under the design protocol. This property does not, however, prevent bias from entering estimates from other sources. design-unbiased estimators of variance do not always exist under EMAP designs.
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| Auxiliary data | ■■■ |
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| Randomization | ■■■ |
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| Precision | ■■■ |
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| Assessment endpoint | ■■ |
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