A group of researchers developing an instrument to measure hope performed a test-retest on the instrument with an interval of 5 days.This testing resulted in a correlation coefficient of 0.38.How should the nurse researcher interpret this finding?
A) Instrument is stable; high reliability
B) Instrument is stable; low reliability
C) Instrument is unstable; high reliability
D) Instrument is unstable; low reliability

Question

Quizplus · Accepted Answer

Correct D: The low correlation coefficient reveals an unstable instrument and low reliability.
Incorrect A: The low correlation coefficient reveals an unstable instrument and low reliability.
Incorrect B: The low correlation coefficient reveals an unstable instrument and low reliability.
Incorrect C: The low correlation coefficient reveals an unstable instrument and low reliability.

A Group of Researchers Developing an Instrument to Measure Hope