Examlex
In what ways does the Web pose great challenges for effective and efficient knowledge discovery through data mining?
Median
The middle value in a sorted list of numbers, or the average of the two middle numbers when the list has an even number of entries.
Standard Deviation
An approach to quantifying how much a group of numbers disperses or varies from each other.
Mean
The arithmetic average of a set of numbers, calculated by adding them together and dividing by the number of values.
Median
The median is the middle value in a list of numbers sorted in ascending or descending order, splitting the dataset into two halves.
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