When a series of similar questions is used instead of one question to measure the same concept, it is known as

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When a series of similar questions is used instead of one question to measure the same concept, it is known as a scale or index. A discrete measure is a single question used to measure a concept, while an indiscreet measure does not exist as a term in measurement research. An ordinal set of questions refers to questions that are ordered or ranked in a particular way, and is not necessarily a series of similar questions. Therefore, the best choice is B.

When a Series of Similar Questions Is Used Instead of One