Examlex
Separation anxiety disorder affects approximately ______ of children.
Representative Sample
A subset of a population that accurately reflects the members of the entire population.
Larger Population
Refers to a greater number of individuals within a particular group or area being studied.
Directional Research Hypothesis
A hypothesis that specifies the direction of the expected relationship or difference between variables, indicating whether one variable is hypothesized to be greater than, less than, or different from another.
Null Hypothesis
A statement used in hypothesis testing that assumes there is no significant difference or effect.
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