A basic measure of the validity of an item to distinguish those who scored high on the total test and those who scored low is called?

  • (A) Discrimination index
  • (B) Distractor efficiency
  • (C) Difficulty index
  • (D) None of the above

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  • Correct order of steps in scientific method is?
    • (A) Consturuct a hypothesis, analyze the results, identify problem, draw conclusion
    • (B) Identify a problem, analyze results, construct a hypothesis, draw conclusions
    • (C) Identify a problem, construct a hypothesis, draw conclusion, analyze results
    • (D) Identify a problem, construct a hypothesis, analyze results, draw conclusion

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