Which Statement Best Characterizes Formal Operations

question 69

Multiple Choice

Which statement best characterizes formal operations?

• A) The concept was proposed by Erikson.
• B) Most people reach this stage by age 7 or 8.
• C) It is a stage in Jean Piaget's theory.
• D) It is generally achieved by age 25, following the development of the cerebrum.

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Definitions:

Estimation

The process of finding an approximate value of some parameter—such as a mean, variance, or proportion—from a sample data set.

Population Parameters

Numeric characteristics or measures that describe an aspect of a population.

Sample Statistics

Statistics calculated from a subset of the population data, used to estimate population parameters.

Margin of Error

An expression of the amount of random sampling error in survey results.