Examlex
Most research on development uses a cross-sectional design,in which groups of participants of different ages are observed and compared at a given time.
Sample Size
The number of subjects or units included in a study or analysis.
Independent-Means T Test
An analytical technique employed to assess if the averages of two distinct groups differ significantly in a statistical context.
Elements
The basic constituents of a data set, or the simplest units of which a substance or system is composed.
Effect Size
Effect size is a quantitative measure of the strength of a phenomenon, indicating the magnitude of a relationship or difference between groups in a statistical analysis.
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