Examlex
The slope of an upward-sloping line is positive, and the slope of a downward-sloping line is negative.
Substitute Teacher
An educator who fills in for regular teachers when they are absent, ensuring continuity of instruction.
Range
The measure of the extent to which data values in a dataset vary between its maximum and minimum values.
Test Scores
Quantitative measures intended to evaluate the knowledge, skills, aptitudes, or classifications of individuals or groups in various subjects or areas.
Interquartile Range
The difference between the upper and lower quartiles in a data set, measuring the spread of the middle half of the data points.
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