Define the terms scales, indexes, and tests and explain how they ...

[SO00]

Define the terms scales, indexes, and tests and explain how they are used with an example.
 
  What will be an ideal response?

Question 2

Which of the following is NOT a fundamental issue for research in perception?
 
  a. the nature/nurture controversy
  b. the reliability of verbal reports
  c. the importance of past experience and innate factors
  d. the occurrence of auditory hallucinations

[bubulittle310@msn.cn]

Answer to Question 1

A scale is usually developed to measure an abstract concept like an attitudesay, satisfactionthat might be important in a research study or an opinion poll. A test is typically developed to assess knowledge or skill. Finally, indexes are typically used to assess behaviors of people, organizations, or processes, and they often combine different quantitative variables into a single score. In their simplest manifestation, indexes are basically descriptive metrics. For instance, a daily count of the number of people who visit an emergency room each day can be considered an index. In more complex cases, the variables pooled together in an index often include different types of constructs, each of which might be measured in a different way.

Answer to Question 2

D