help me to soltout ..
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firstly,write all observations in ascending order.
40,70,80,110,120
no. of observations are 5
n = 5 [ odd ]
mean = [n+1/2]th term
mean = [5+1/2]th term
mean = [6/2]th term
mean = 3rd term
mean = 80
40,70,80,110,120
no. of observations are 5
n = 5 [ odd ]
mean = [n+1/2]th term
mean = [5+1/2]th term
mean = [6/2]th term
mean = 3rd term
mean = 80
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