Examlex
Piaget was most concerned with children's _____ development.
Degrees of Freedom
The number of independent values or quantities which can be assigned to a statistical distribution or to a sample estimate of a parameter.
Contingency Table
A table often used in statistics to display the frequency distribution of variables, enabling a visual inspection of the relationship between them.
Qualitative Variables
Variables that express descriptive or categorical attributes and cannot naturally be represented by a numerical value.
Chi-Square Test
The Chi-Square Test is a statistical test used to determine if there is a significant difference between expected frequencies and observed frequencies in one or more categories.
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