Scales of Measurement of Data

    Cards (4)

    • Nominal data - use numbers for the purpose of identifying name or membership in a group.
    • Ordinal data - connote ranking or inequalities. One category is higher than the other one.
    • Interval data - indicate an actual amount and there is equal unit of measurement separating each score specifically equal intervals.
    • Ratio data - similar to interval data, but has absolute zero and multiples are meaningful.
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