Examlex
What do we call the midpoint of a frequency distribution?
Preschool
An educational establishment or learning environment for children before they begin compulsory education at primary school.
Degrees of Freedom
The number of independent values or quantities which can vary in the calculation of a statistic.
Categories
Distinct groups or classes into which data or objects are organized based on shared characteristics or attributes.
Chi-square
A statistical method that assesses whether a meaningful association is present between two variables of categorical nature.
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