Chapter 2: Representing and processing qualitative and discrete data

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  • Statistics Chapter 2: Representing and processing qualitative and discrete data
    • Discrete Bar Charts
      • Bars are Apart
      • Can be used to make comparisons (compound/comparative)
      • Included vertical line graphs
      • Advantages
        • Accurate
          • Information easy to see
            • Can be read from scale
              • Easy to make
        • disadvantages
    • Pictogram
      • Must have a key
      • Advantages
        • Suitable for simple representation
        • Disadvantages
          • Not Very Accurate
            • Limited
    • Pie Charts
      • (n/t)*360
      • Comparative Pie Charts
        • r2=r1(SQRTF2/SQRTF1)
      • Advantages
        • Shows parts in relation to whole
        • Disadvantages
          • Not very accurate
            • Exact values cannot be read off
              • Not easy to draw

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