find the medium of 27,39,49,20,21,28,39
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Answer:28
Step-by-step explanation:N=No.of observations
If n= odd no.
n=7
Then, Median=( n+1÷2) observation
=(7+1÷2) observation
=4th observation
After arranging in ascending order, we get
20,21,27,28,39,39,49
Median= 4th observation
Median=28
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