The mean of first odd n natural numbers isa) nThe mean of 18 observati – InterviewSolution

1.	The mean of first odd n natural numbers isa) nThe mean of 18 observation is 7 and ifeach obcerunti19.b) 2nc) n+2d)220.
Answer» 1,3,5,7....n+1a=1d=2Sum=(n/2)[2+(n-1)2]=(n/2)(2n)=n^2Mean=Sum/n=noption a is correct

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