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प्रश्न
Find the mean of the first ten odd natural numbers.
उत्तर
The first ten odd natural numbers are 1, 3, 5, 7, 9, 11, 13, 15, 17, 19
The mean of the first ten odd numbers
= `"Sum"/"Number of observations"`
=`( 1 + 3 + 5 + 7 + 9 + 11 + 13 + 15 + 17 + 19 ) / ( 10 )`
= `(100)/(10)`
= 10
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