An Estimator of the Population Value Is More

question 42

Multiple Choice

An estimator of the population value is more efficient when compared to another estimator ,if

• A)E( )> E( ).
• B)it has a smaller variance.
• C)its c.d.f.is flatter than that of the other estimator.
• D)both estimators are unbiased,and var( )< var( ).

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