Examlex
Two types of graphs that organize nominal data are ____________________ and ____________________.
Reactivity
The phenomenon where subjects alter their behavior due to the awareness of being observed.
Variability
The amount of dispersion of scores about some central value.
Pearson Product-moment
A correlation coefficient that measures the linear correlation between two variables, indicating the strength and direction of their relationship.
Correlation Coefficient
An index of how strongly two variables are related to each other.
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