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The marks of eight students in a test are: 3, 10, 4, 5, 14, 13,...

Mathematics
WAEC 2016
The marks of eight students in a test are: 3, 10, 4, 5, 14, 13, 16 and 7. Find the range
  • A. 16
  • B. 14
  • C. 13
  • D. 11
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Correct Answer: Option C
Explanation
First, arrange the marks in order of magnitude; 3, 4, 5, 7, 10, 13, 14, 16

Hence range = 16 - 3 = 13
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