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Question

The weights of 10 students (in kilograms) are:
36, 45, 31, 52, 35, 40, 55, 60, 38, 44
Find the median weight.

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Solution

Arranging the weights in an ascending order, we have:
31, 35, 36, 38, 40, 44, 45, 52, 55, 60

Here, n = 10, which is even.

Median weight = Average of (102)th and (102+1)th terms

= Average of 5th and 6th terms

=12(40+44) kg=842kg=42 kg

Hence, the median weight is 42 kg.

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