Formulas Suitable for Machine Computation for the Mean, Standard Deviation, and Coefficient of Correlation for a Composite Group in Terms of Similar Indices of Its Subgroups

Mills, Clifford N.

doi:10.2307/3028552

National Mathematics Magazine

1941

DOI: 10.2307/3028552

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Formulas Suitable for Machine Computation for the Mean, Standard Deviation, and Coefficient of Correlation for a Composite Group in Terms of Similar Indices of Its Subgroups

Clifford N. Mills¹

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Formulas Suitable for Machine Computation for the Mean, Standard Deviation, and Coefficient of Correlation for a Composite Group in Terms of Similar Indices of Its Subgroups

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