EM-2956
Quartiles and percentiles
E Math · Secondary 4 · Easy · Quartiles and percentiles
The ages of 40 students are recorded and displayed in a cumulative frequency graph. From the graph, the lower quartile is estimated to be years and the upper quartile is years.
Find the interquartile range of the ages.
Find the interquartile range of the ages.
- years
- years
- years
- year
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