These are 2 separate questions with 250 words each plus reference.
1.Why is the reliability of an instrument important? Could you write a test of your own one evening, administer it to a sample the next day, and publish the results of your study in a peer-reviewed journal? Why or why not?
2. The reliability of the Rorschach test has often been disputed. What would be the best way to evaluate the reliability of this instrument? Why?