In order to choose questions for a final version of a test, the ...

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In order to choose questions for a final version of a test, the examiners created a graph with difficulty on one axis and discriminability on the other. The examiners should use the questions that
 
  a. all above the .50-point on the discriminability axis.
  b. fall below the .50 point on the discriminability axis.
  c. fall between .30 and .70 on difficulty and above .30 on discriminability.
  d. fall above the .50 point on discriminability and difficulty.

Question 2

Factor analytic techniques were employed in the development of the
 
  a. MMPI.
 b. CPI.
 c. TAT.
 d. 16PF.

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Answer to Question 1

c

Answer to Question 2

d