Year 9

Back-to-back plots and comparison

Free examples and worked answers. No account needed.

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Practise the method.

Example 1

Two groups of scores
Group AStemGroup B
—21 3 7
9 6 4 4 3 031 4 6
7 340 3 6 6 7
05—

Key: A leaf 4 with stem 3 represents 34 points on either side

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Answer:

Example 2

Two groups of scores
Group AStemGroup B
—24 8 8
9 9 8 6 230 4 5 7
3 040 3 5 8

Key: A leaf 4 with stem 3 represents 34 points on either side

Show worked answer

Answer:

Example 3

Two groups of scores
Group AStemGroup B
9 8 42—
7 7 4 233 4 7
6 4 1 040 0 2 4 8
—52

Key: A leaf 4 with stem 3 represents 34 points on either side

Show worked answer

Answer: