In What Way Is the Sample Variance a Biased Estimator

question 61

Essay

In what way is the sample variance a biased estimator of the population variance and how do we correct for this bias?

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Definitions:

Blindsight

A state where an individual reacts to things they see without being aware of them, usually because of harm to the primary visual cortex.

Change Blindness

A psychological phenomenon where a person does not notice some significant change in the visual field when the change occurs outside of the person's visual focal point.

Parallel Processing

The ability of the brain to process many aspects of a problem or scene at the same time, which plays an essential role in tasks such as visual perception.

Parallel Processing

A method in computing and brain functioning where multiple processes or calculations are performed simultaneously.