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Question
Find the mean of: first eight natural numbers
Solution
The first eight natural numbers are 1, 2, 3, 4, 5, 6, 7, 8
∴ Sum of these observations =1 + 2 + 3 + 4 + 5 + 6 + 7 + 8 = 36
and, number of their observations = 8
∴ Required mean = `36/8 = 4.5`
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