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प्रश्न
Find the mean of the first ten odd natural numbers.
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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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