EM-1309
Interpreting statistical diagrams
E Math · Secondary 3 · Hard · Interpreting statistical diagrams
A box-and-whisker plot shows the scores in a test. From the plot, the five-number summary is:
- Minimum: 40
- Lower quartile (): 55
- Median: 65
- Upper quartile (): 75
- Maximum: 90
What fraction of the students scored between 55 and 75 marks inclusive?
- Minimum: 40
- Lower quartile (): 55
- Median: 65
- Upper quartile (): 75
- Maximum: 90
What fraction of the students scored between 55 and 75 marks inclusive?
- 1
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