Examlex
Describe the four stages of cognitive development proposed by Jean Piaget,and discuss the major developmental changes associated with each of the stages.
Frequencies
The rate at which a vibration occurs that constitutes a wave, either in material (as in sound waves) or in an electromagnetic field (as in radio waves and light).
Averages
Statistical measures that summarize or give an indication of the central tendency or typical value of a set of numbers.
Statistical Generalization
The process of inferring general trends or conclusions about a population based on sample data.
Small Sample
A subset of data or observations derived from a larger population, which may be insufficient for reliable statistical inferences.
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