Stem and leaf diagrams (Edexcel GCSE Statistics): Flashcards
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Practise the cards
9 cards from this deck
What is the purpose of a stem and leaf diagram?
What is the purpose of a stem and leaf diagram?
Shows data distribution while keeping all original data visible.
What do stems and leaves represent in the diagram?
What do stems and leaves represent in the diagram?
Stems: tens or higher, leaves: units or ones digits.
How to interpret a stem and leaf diagram example?
How to interpret a stem and leaf diagram example?
Read from smallest to largest leaves to identify patterns.
What is a back-to-back stem and leaf diagram used for?
What is a back-to-back stem and leaf diagram used for?
Comparing two data sets on the same stem for easy comparison.
What is the first step to create a stem and leaf diagram?
What is the first step to create a stem and leaf diagram?
Identify the stems based on the data's tens or higher digit.
What should you include with your stem and leaf diagram?
What should you include with your stem and leaf diagram?
A clear key showing stem, leaf, and units.
Why is ordering leaves from smallest to largest important?
Why is ordering leaves from smallest to largest important?
It makes patterns and median easier to find visually.
Draw stem-and-leaf: 12,15,17,21,24,29,30
Draw stem-and-leaf: 12,15,17,21,24,29,30
1|2 5 7; 2|1 4 9; 3|0; Key: 1|2=12
Make stem-and-leaf: 6, 8, 9, 14, 15, 21, 23
Make stem-and-leaf: 6, 8, 9, 14, 15, 21, 23
0|6 8 9 1|4 5 2|1 3 Key:2|3=23