Card 78 / 104: A ratio scale is an interval scale with a true zero point. Ratio measurements are possible using this scale. Addition, subtraction, multiplication, and division all can be utilized on a ratio scale. In terms of counseling research
A) the ratio scale is the most practical.
B) all true studies utilize the ratio scale.
C) a and b.
D) most psychological attributes cannot be measured on a ratio scale.

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