Examlex
A score that is 6 points above the mean corresponds to a z-score of z = +0.50.For this population,the standard deviation is σ = 3.
Sleep Deprivation
The condition of not having enough sleep, which can adversely affect health, cognitive functions, and emotional well-being.
Replication
Repeating the essence of a research study, usually with different participants in different situations, to see whether the basic finding extends to other participants and circumstances.
Representative
Serving as a typical or characteristic example of a group, concept, or category.
Random Sample
A sample that fairly represents a population because each member has an equal chance of inclusion.
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