Stem-And-Leaf Diagrams

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GCSE Maths (Statistics) Mindmap am Stem-And-Leaf Diagrams, erstellt von Olivia Brooklyn am 08/03/2014.
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Zusammenfassung der Ressource

Stem-And-Leaf Diagrams
  1. When data is first recorded, it is called raw data and is unordered
    1. Unordered data can be put into order to make it easier to read and understand. This is called ordered data
      1. A stem-and-leaf diagram is a way of showing ordered data
        1. The stem is the number on the left of the vertical line. The leaves are the numbers on the right of the vertical line.
        2. Mode - most common entry
          1. Find the median by counting from the start to the middle value
            1. Find the range by subtracting the lowest value from the highest value
              1. Find the mean by adding all the values and dividing by the total number of values in the table
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