When Estimating the Variance of a Population from the Sample,the

question 58

Multiple Choice

When estimating the variance of a population from the sample,the sample variance cannot be used directly because

• A)it is based on using absolute deviations.
• B)it is based on using squared deviations.
• C)it tends to be slightly too large-it overestimates the population variance.
• D)it tends to be slightly too small-it underestimates the population variance.

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Definitions:

Toddlerhood

The stage of child development that occurs from approximately 1 to 3 years of age, characterized by rapid growth in motor skills, language, and independence.

Autonomy

The capacity to make an informed, uncoerced decision independently, often associated with the freedom to act according to one's own will.

Erikson

A psychologist known for his theory on the psychosocial development of human beings, proposing stages that individuals go through from infancy to adulthood.

Shame and Doubt

A stage in Erik Erikson's psychosocial development theory where young children face challenges in personal autonomy vs. feelings of shame.