One Problem with the Mean Is That It

question 88

Multiple Choice

One problem with the mean is that it

• A) is very difficult to compute.
• B) is sensitive to extremely high or low scores.
• C) gives the score actually obtained by the greatest number of people.
• D) cannot be used in determining other statistical values.

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Definitions:

Relative Efficiency

A measure comparing the precision or performance of two statistical estimators or methods.

Unbiased

An attribute of an estimator in statistics that means the expected value of the estimator equals the true parameter value it estimates.

Consistent

Referring to an attribute or behavior that is reliable and uniform over time, showing little to no variation.

Confidence Interval

A range of values that is used to estimate the true value of a population parameter with a certain level of confidence.