Point Estimators
Using the sample mean to estimate the population mean may seem obvious, but a good estimator for a population parameter must have certain characteristics to be dependable. In this video I discuss the qualities of a good estimator: unbiasedness, consistency, and relative efficiency.
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Question 1 of 5
1. Question
A point estimator is defined as:
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Question 2 of 5
2. Question
The problem with relying on a point estimate of a population parameter is that:
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Question 3 of 5
3. Question
What does it mean for a point estimator to be unbiased?
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Question 4 of 5
4. Question
What does it mean for a point estimate to be consistent?
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Question 5 of 5
5. Question
What is relative efficiency in the context of point estimation?
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