If B₁ is an Estimator For $\beta$ ₁ such That E(b₁)= $\beta$

question 1

Multiple Choice

If b₁ is an estimator for $\beta$ ₁ such that E(b₁) = $\beta$ ₁ ,then it must be the case that

• A)b₁ is an efficient estimator
• B)b₁ is an unbiased estimator
• C)b₁ is a linear estimator
• D)b₁ is a preferred estimator

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Definitions:

Research Hypothesis

An assertive statement predicting a particular relationship between two or more variables in a population being studied.

Vaccinations

Medical procedures that involve administering a vaccine to stimulate an individual's immune system to develop resistance to a specific infectious disease.

Autism

A developmental disorder characterized by difficulties in social interaction and communication, and by restricted or repetitive patterns of thought and behavior.

Non-directional

A hypothesis that specifies a difference or relationship but not the direction, stating only that one doesn't expect to find equality.