Depression is measured by the Beck Depression Inventory, which adds up scores from 21 items to provide a total value ranging from 0 to 63. What level of measurement is this?

Question

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The Beck Depression Inventory uses an interval level of measurement because it provides a total score that represents the degree of depression, with equal intervals between scores, but it does not have a true zero point.

Depression Is Measured by the Beck Depression Inventory, Which Adds