1. What are the four scales of measurement, and what are the advantages and disadvantages of each? Give examples of each type of scale. 2. How do the various measures of central tendency compare with...

1. What are the four scales of measurement, and what are the advantages and disadvantages of each? Give examples of each type of scale.

2. How do the various measures of central tendency compare with each other?

3. Why is variability an important construct in testing? What are the measures of dispersion used in testing?