Measures of central tendency

• Measure of central tendency is a single value that describes the way in which a group of data cluster around central value
• Mean

  • Measure of central tendency that adds all scores and divides it

  +takes into account all sets of data

  and is most sensitive

  -does not take into account anomalies
• Mode

  • Measure of central tendency which is the most frequently reoccuring value

  +useful for data in categories

  -if multi-modal data can be unclear
• Median

  • A measure of central tendency that selects the middle value when scores are in ascending order

  +not affected by extreme scores

  -not as sensitive