Examlex
If the mean,median,and mode are all equal,the histogram must be symmetric and bell shaped.
Narcissism
A personality characteristic involving grandiosity, an excessive need for admiration, and a lack of empathy for others.
Longitudinal
A type of research study or analysis in which data is collected from the same subjects repeatedly over a period of time to observe changes or developments.
Cross-Sectional
A research design that involves analyzing data from a population, or a representative subset, at one specific point in time.
Rank-Order
The arrangement or hierarchy of individuals based on a specific attribute or achievement.
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