The Sample Standard Deviation S Is an Unbiased Estimator of the Population

question 8

True/False

The sample standard deviation s is an unbiased estimator of the population standard deviation $\sigma$ .

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Definitions:

Iconic Memory

A component of the visual memory system which includes a very brief (less than a second) retention of visual information.

Image

A representation or likeness of an object produced on a surface by light waves or captured through photography.

Echoic Memory

A component of sensory memory that holds auditory information, allowing sounds to be remembered for short periods after they are heard.

Iconic Memory

A type of visual sensory memory that holds a brief photographic image for a split second before it fades.