The MVUE (Minimum Variance Unbiased Estimator) for a Parameter

question 31

Multiple Choice

The MVUE (minimum variance unbiased estimator) for a parameter:

• A) always exists.
• B) rarely exists.
• C) is a good candidate to estimate the parameter.
• D) is the smallest estimator that has the ability to objectively estimate the parameter.

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Definitions:

Niche

In ecology, a role or position that an organism or species has in its environment, including how it obtains its food, how it interacts with other organisms, and its contribution to the ecosystem.

Biodiversity

Refers to the wide range of plants, animals, and microorganisms existing within different ecosystems, essential for ecological balance and resilience.

Low-latitude Forest

Ecosystems located close to the Equator, typically rich in biodiversity and defined by warm temperatures year-round.

Richness

In ecology, the number of different species represented in an ecological community, landscape, or region.