The Sample Variance Is an Unbiased Estimator of the Population

question 38

Multiple Choice

The sample variance is an unbiased estimator of the population variance

• A) when dividing SS by n.
• B) when dividing SS by df.
• C) when dividing SS by n - 1.
• D) when dividing SS by df and when dividing SS by n - 1.

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Definitions:

Final Impression

The lasting opinion or feeling one has about something or someone after all information or experiences are considered.

Cognitive Representations

Mental models or representations of the world, including beliefs, perceptions, and memories.

Schemata

Cognitive structures that help individuals organize and interpret information based on prior knowledge and experiences.

Prototypes

Representative or ideal examples of a category or class that encapsulate the most characteristic features of that category.