Compare and contrast the concepts of reliability and validity, and discuss how they affect the field of psychological testing.

Prepare a 700 to 12,050-word paper in which you summarize the major assumptions and fundamental questions associated with psychological testing. Be sure to address the following in your paper:
a. Define the term “test.”
b. Describe the major categories of tests and identify the major uses and users of these
tests.
c. Compare and contrast the concepts of reliability and validity, and discuss how they
affect the field of psychological testing.