A researcher administers two instruments known to measure opposite concepts and performs correlational analyses on the results.The original measure has a negative correlation of -0.6 with the new measure.This indicates
A) both measures are valid.
B) neither measure is valid.
C) only the first measure is valid.
D) only the second measure is valid.

Question

Quizplus · Accepted Answer

If a divergent measure is negatively correlated with an opposite scale,the validity for each of the instruments is strengthened.A divergent measure that is negatively correlated with an opposite scale strengthens the validity of both measures and does not negate their validity.

A Researcher Administers Two Instruments Known to Measure Opposite Concepts