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Mean definitions

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  • Mean
    A single value summarizing a dataset by balancing the sum of all values with their count, reflecting the dataset's center.
  • Average
    A synonym for the central value found by dividing the total sum of data points by their quantity.
  • Central Tendency
    A statistical concept describing the center or typical value around which data points cluster.
  • Dataset
    A collection of numerical values analyzed to extract statistical measures like the mean.
  • Sample
    A subset of a larger group, used to estimate characteristics such as the mean for the whole group.
  • Population
    The entire group from which data can be collected, often represented with specific statistical symbols.
  • Outlier
    An extreme value in a dataset that can significantly influence the calculated mean.
  • x̄
    A notation representing the mean of a sample, pronounced as 'x bar.'
  • μ
    A Greek letter symbolizing the mean of a population, often used in statistical formulas.
  • Σ
    A Greek capital letter, sigma, indicating the summation of all values in a dataset.
  • n
    A symbol denoting the number of values in a sample dataset.
  • N
    A symbol representing the total number of values in a population dataset.
  • Measure of Center
    A value that summarizes a dataset by indicating its central point, such as the mean.
  • Equation
    A mathematical expression using symbols to represent the calculation of statistical measures like the mean.