Question

The weight of 10 students (in kg) are: 40, 52, 34, 47, 31, 35, 48, 41, 44, 38 Find the median weight *
40 kg
45 kg
40.5 kg
None of these​

Answer 1

Given : The weight of 10 students (in kg) are:

40, 52, 34, 47, 31, 35, 48, 41, 44, 38  

To Find : median weight *

40 kg

45 kg

40.5 kg

None of these​

Solution:

40, 52, 34, 47, 31, 35, 48, 41, 44, 38  

arrange data in order

31 , 34 , 35 , 38 , 40 , 41 , 44 , 47 , 48 , 52

Median is The middle term when arranged in order if odd number of term

if even number of term then Mean of  middle two terms

Middle two terms are 40 , 41

Median = ( 40 + 41)/2

= 40.5

median weight = 40.5  kg

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