3.Find the mean of first ten odd numbers. – InterviewSolution

1.	3.Find the mean of first ten odd numbers.
Answer» 1+3+5+7+9+11+13+15+17+19this is an arithmetic serieswith the help of summation formula =n/2[2a+(n-1)d]10/2[2*1+(10-1)2]5[20]=100Mean of first 10odd numbers =sum of all the frequency/total number of frequencies =100/10=10

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