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JAMB Mathematics 2007 Objective — Question 46

Question 46 of 50 from the Joint Admissions and Matriculation Board (JAMB) Mathematics 2007 Objective paper, with the correct answer and a full explanation.

What is the mean deviation of 3, 5, 8, 11, 12 and 21?

A. 10
B. 4.7
C. 3.7
D. C

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