The mean of 10 observation is 28 . if 2 is added to each observation and the each result is divided by 3 , find the mean of new observation so obtained.
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T1=28*10=280
T2=280+2*10=300
T3=300/3=100
Mean=Total/no. of observation
=100/10
=10
T2=280+2*10=300
T3=300/3=100
Mean=Total/no. of observation
=100/10
=10
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