Measurement Difficulties
1. What are some characteristics of psychological constructs that contribute to difficulty of measurement?
Scales
2. Among the five basic levels of scale measurements, which one provides the researcher with the most data and information? Why is that particular scale the least used in research practice? Explain the main differences between interval and ratio scale measurements.
Scale Rules
3. When developing the scale point descriptors for scale measurement, what rules of thumb should the researcher follow?