Examlex
Which of the following serves the same basic purpose as an index in a book,by allowing users to quickly locate specific records?
Correlation
A statistical measure that indicates the extent to which two or more variables fluctuate together.
Standard Deviation
A statistical measurement that shows how much variation or dispersion exists from the average (mean), indicating how spread out the values in a data set are.
Mean
The arithmetic average of a set of numbers, calculated by adding up all the values and then dividing by the count of numbers.
Grade Equivalent
A measure indicating the school grade level of students to whom a test taker's performance is most similar.
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