613521
Description
Mind Map by Olivia Brooklyn, updated more than 1 year ago
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Created by Olivia Brooklyn
over 10 years ago
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Stem-And-Leaf Diagrams
- When data is first recorded, it is called raw data and is unordered
- Unordered data can be put into order to make it easier
to read and understand. This is called ordered data
- A stem-and-leaf diagram is a way of showing ordered data
- The stem is the number on the left of the vertical line. The leaves
are the numbers on the right of the vertical line.
- The stem is the number on the left of the vertical line. The leaves
are the numbers on the right of the vertical line.
- Mode - most common entry
- Find the median by counting from the start to the middle value
- Find the range by subtracting the lowest value from the
highest value
- Find the mean by adding all the values and
dividing by the total number of values in the
table
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