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The Role of X-Bar in Statistics: Understand the Role It Plays in Your Analysis
There are three measures of central tendency for data. One is the mean or x-bar, and the others are the median and mode. When ...
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Mean, median and mode
The main averages, which can also be referred to as measures of central tendency, are the mean, mode and median. Robert is preparing for his Mathematics GCSE exams. Each paper is marked out of 100.