Examlex
Validity information for what the text calls "brief tests of cognitive ability" tends to concentrate on ___.
Mean
The arithmetic average of a set of numbers, calculated by adding all the numbers together and dividing by the count of those numbers.
Median
A statistical measure representing the middle value in a sorted, ascending or descending, list of numbers.
Mode
The value that appears most frequently in a given set of data, or a specific way or manner in which something occurs or is experienced.
Degrees of Freedom
The number of independent values or quantities which can be assigned to a statistical distribution without violating any constraints.
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