Juan plans to measure the outcomes for a substance abuse treatment program. The outcomes are defined as the percentage of clients who refrain 100% from illicit drugs and alcohol use at 3, 6, 9, and 12 month intervals. Juan is confident in the measures because they are consistent. What term indicates that a measure has internal consistency?

Question

Quizplus · Accepted Answer

Internal consistency is an indication of reliability, which means that the measure can produce consistent results over time. Precision and usefulness are not specific to consistency, and validity refers to the accuracy of the measure in measuring what it is intended to measure, rather than its consistency.

Juan Plans to Measure the Outcomes for a Substance Abuse