Find the arithmetic mean of first five odd natural numbers.
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first five odd numbers=1,3,5,7,9
mean =sum of observations÷total no.of observations
mean=
1+3+5+7+9÷5
25÷5=5
5 is the mean
mean =sum of observations÷total no.of observations
mean=
1+3+5+7+9÷5
25÷5=5
5 is the mean
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