Examlex
A World Health Organization study found that the lowest prevalence of psychological disorders was in ________.
Analysis Of Variance
A statistical method used to determine the existence of differences among group means in a sample.
Rejection Region
The range of values for which the null hypothesis is considered improbable and hence rejected in hypothesis testing.
Significance Level
The probability of rejecting the null hypothesis when it is actually true, typically denoted by alpha (α).
Sample Size
The number of observations or specimens collected for a statistical study.
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