2011
Mathematics
JAMB
From the table above, find the median and range of the data respectively.
A.
(8,5)
B.
(3, 5)
C.
(5 , 8)
D.
(5 , 3)
Correct Answer: (3, 5)
Explanation
Median = ∑fx/∑f ∑fx = 0 + 4 + 6 + 24 + 8 + 25 = 67 ∑f = 23 Median = ∑fx/∑f = 67/23 =2.913 = ≈ 3 Range = 5 - 0 = 5 (3, 5)
Median = ∑fx/∑f ∑fx = 0 + 4 + 6 + 24 + 8 + 25 = 67 ∑f = 23 Median = ∑fx/∑f = 67/23 =2.913 = ≈ 3 Range = 5 - 0 = 5 (3, 5)THIS WEEK's
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