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    This posting addresses estimators and the rule of addition

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    1.) An estimator is called consistent if its variance and standard deviations consistently remain the same regardless of changes in the sample size.

    True or false?

    2.) When applying the rule of Addition, an important consideration is whether the events are Independent or Dependent.

    True or false?

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    Solution Preview

    1.) This is completely false. An estimator is not consistent if the variance and standard deviation consistently remain the same regardless of changes. The estimator is consistent only ...

    Solution Summary

    This solution provides answers for the problems of estimators being consistent, and applying the rule of addition, which are true and false questions. References are also provided.