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Find the mean and variance of the first n natural numbers. |
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Answer» Sum of first n NATURAL numbers = n(n+1)/2. To find the mean, We DIVIDE the sum by the total number of entitities, which is n in our case. So, Mean = {n(n+1)/2}/n. So, Mean = (n+1)/2. I hope you like it Hiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii please mark me as brainlist Step-by-step explanation: |
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