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Question

Find median of the data, using empirical relation when it is given that mode =12.4 and mean =10.5.

A
11.10
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B
11.13
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C
12
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D
13.20
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Solution

The correct option is B 11.13
Given, mode=12.4 and mean =10.5
Emperical formula is:
mode=3×median2×mean
Substituting the values, we get
12.4=3×median 2(10.5)
12.4=3× median 21
3×median =33.4
Median =11.13
The median is 11.13.

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