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Chapter 1 · Representation of data·medium·Representation of discrete data: stem-and-leaf diagrams
An agricultural scientist records the number of seeds germinating per pot for two different plant varieties, A and B. They use a back-to-back stem-and-leaf diagram to compare the data. Variety A data (leaves on the left) are: 8, 7, 5, 2, 0 (stem 1); 9, 6, 3 (stem 2). Variety B data (leaves on the right) are: 0, 1, 4, 6 (stem 1); 2, 5, 7, 8 (stem 2). A key states 1|0|1 represents 10 seeds for Variety A and 11 seeds for Variety B. Which conclusion can be drawn from this diagram?
