A Researcher Selects a Sample of 24 Participants and Has

question 26

Multiple Choice

A researcher selects a sample of 24 participants and has them complete a survey on dating preferences.In this example,what are the degrees of freedom for sample variance and what does this figure represent?

• A)df = 24;it represents the number of scores that are free to vary in a sample.
• B)df = 23;it represents the number of scores that are free to vary in a sample.
• C)df = 23;dividing SS by df makes the sample variance a biased estimator of the population variance.
• D)df = 24;dividing SS by df makes the sample variance an unbiased estimator of the population variance.

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Definitions:

Psychosocial Development

Erikson's theory that individuals pass through eight developmental stages, each characterized by a different psychological crisis.

Initiative Versus Guilt

Initiative versus guilt is a stage in Erik Erikson's theory of psychosocial development, where children aged 3 to 5 years learn to initiate activities and interact with others or experience guilt for their actions and thoughts.

Erikson

A reference to Erik Erikson, a developmental psychologist known for his theory on the psychological stages of human development.

Piagetian Process

Refers to the cognitive processes and mechanisms proposed by Jean Piaget, such as assimilation, accommodation, and equilibration, that explain how knowledge develops in children.