The marks of eight students in a test are: 3, 10, 4, 5, 14, 13, 16 and 7. Find the range
16
14
13
11
Correct answer is C
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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