A previously existing instrument:
A) should always be used rather than one the researcher develops
B) will have adequate reliability
C) may be inadequate for purposes of the researcher
D) will lead to valid interpretations

Question

Quizplus · Accepted Answer

A previously existing instrument may not always fit the specific needs or context of a new study, making it potentially inadequate for the researcher's purposes. Reliability and validity are not guaranteed just because an instrument has been used before; they depend on the instrument's construction and its applicability to the new research context.

A Previously Existing Instrument