Examlex
The general law of addition is P(X Y)= P(X)+ P(Y)- P(X Y).
Longitudinal Research
A research method that involves observing and collecting data from the same subjects repeatedly over a period of time.
Operational Definition
A clear, precise description of how variables are measured or defined in a research study.
Abstract Conceptual Variable
A variable that represents intangible qualities or ideas that are not directly observable but can still be measured through indirect means.
Death Anxiety
The fear or apprehension about the inevitability of death or the dying process, which can influence personal behavior, beliefs, and psychological well-being.
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