Psychology: Evidence-Based Approach: The numeric value we attach to different categories are arbitrary. E.g., in SPSS, if Male = 1 and Female = 2, the mean of 1.5 bares no relation to the coding systen used for biological sex

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The numeric value we attach to different categories are arbitrary.  E.g., in SPSS, if Male = 1 and Female = 2, the mean of 1.5 bares no relation to the coding systen used for biological sex

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Why is the mean of a categorical variable meaningless?

Psychology: Evidence-Based Approach

The numeric value we attach to different categories are arbitrary. E.g., in SPSS, if Male = 1 and Female = 2, the mean of 1.5 bares no relation to the coding systen used for biological sex

Why is the mean of a categorical variable meaningless?

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