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WEEK 6 : MEASUREMENT AND SCALING


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Learning Outcome

  1. By the end of this topic, you should be able to:
  2. Describe the characteristics and power of the four types of scales – nominal, ordinal, interval, and ratio.
  3. Describe and know how and when to use different forms of rating scales.
  4. Describe and know how and when to use different forms of ranking scales.
  5. Discuss international dimensions of scaling.
  6. Describe validity and reliability and how they are established and assess the reliability and validity of a scale.