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Bar X Math. Web the x bar (x̄) symbol is used in statistics to represent the sample mean, or average, of a set of values. It's calculated by adding up.
It's calculated by adding up. Web the x bar (x̄) symbol is used in statistics to represent the sample mean, or average, of a set of values.
It's calculated by adding up. It's calculated by adding up. Web the x bar (x̄) symbol is used in statistics to represent the sample mean, or average, of a set of values.
