Examlex
When a teacher underestimates the abilities of the ethnic minority children in her classroom and the children exhibit a lower performance based on these expectations, a self-fulfilling prophecy has occurred.
Significance Level
The probability of rejecting the null hypothesis in a statistical test when it is actually true, serving as a critical value for decision-making in hypothesis testing.
Coefficient
A numerical or constant quantity placed before and multiplying the variable in an algebraic expression (e.g., in math or statistics).
Dummy Variables
Numerical variables used in statistical modeling to represent subgroups of the sample in regression analyses.
Nominal Variable
A type of variable that represents categories with no inherent numeric value or order.
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