MATHEMATICS

JAMB 2007 - Question 1

Mathematics 2007 JAMB Past Questions - Question 1: If 5, 86 and 2 occurs with frequencies 3,2,4 and 1 respectively ,find the product of the modal and the median number.

If 5, 86 and 2 occurs with frequencies 3,2,4 and 1 respectively ,find the product of the modal and the median number.
A:
B:
C:
D:
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Correct Answer

A

Explanation

Arrange in ascending order2, 5, 5, 5, 6, 6, 6, 6, 8, 8Position of median = N/2 = 10/2 = 5th and 6th∴Median = (6+6) / 2 = 12/2 = 6Mode the item that repeats itself most = 6∴Product of modal and median number = 6 x 6 = 36