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Question

The mode of some observations is 4 and the median is 3 Then mean is
2
3.5
2.5
1.5

A

1.5

B

3.5

C

2

D

2.5

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Solution

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The correct option is C 2.5
Mode= 3Median-2Mean
$∴$ Mean= $\frac{3 M e d i a n - 2 M o d e}{2} = \frac{3 \times 3 - 4}{2} = \frac{9 - 4}{2} = \frac{5}{2} = 2.5$

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