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Mode

Updated 15 Sep 2026

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What it is
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  the value with the greatest frequency in a data set
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Grouped-data formula
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  $Mo = L_b + P \cdot \dfrac{F_1}{F_1 + F_2}$ , where $L_b$ is the modal class's lower boundary, $F_1$ is the modal class's frequency minus the preceding class's, $F_2$ is the modal class's frequency minus the following class's, and $P$ is the class width
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  the modal class is the class with the highest frequency
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Related
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  Measures of Central Tendency
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  Median

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