A Sample Statistic Such That the Mean of All Its

question 120

Multiple Choice

A sample statistic such that the mean of all its possible values differs from the population parameter the statistics seeks to estimate is called:

• A) an efficient estimator
• B) an inconsistent estimator
• C) a biased estimator
• D) a Bayesian estimator
• E) a least squares estimator

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Definitions:

Memory

The persistence of learning over time through the encoding, storage, and retrieval of information.

Echoic Memory

A momentary sensory memory of auditory stimuli; if attention is elsewhere, sounds and words can still be recalled within 3 or 4 seconds.

Iconic Memory

A momentary sensory memory of visual stimuli; a photographic or picture-image memory lasting no more than a few tenths of a second.

Retrieval

The process of recalling information stored in memory.