Examlex
Distinguish between evaluation of outcome and evaluation of efficiency as these are used in program evaluation.
Mean
An average value that summarizes or represents the central tendency within a data set, determined by dividing the sum of all values by their count.
Mode
The value that appears most frequently in a data set.
Mean
The average of a set of numbers, calculated by summing the numbers and then dividing by the count of those numbers.
Median
The middle value in a data set when the values are arranged in ascending or descending order, effectively splitting the dataset into two halves.
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