EXAMPLE
The table below shows the marks obtained by 40 students in a Mathematics test.
MARKS | 0 – 9 | 10 – 19 | 20 – 29 | 30 – 39 | 40 – 49 | 50 – 59 |
NO. OF STUDENTS | 4 | 5 | 6 | 12 | 8 | 5 |
SOLUTION
RANGE
Range = highest value – lowest value.
Range = 59 – 0 = 59.
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