how do we find the mean of ungrouped data?
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In words, mean = Sum of the VariablesTotal Number of Variates. Symbolically, A = ∑xin; i = 1, 2, 3, 4, ...., n. Note: ∑xi = nA, i,e., sum of variates = mean × number of variates.
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The mean is the average of the numbers.
It is easy to calculate: add up all the numbers, then divide by how many numbers there are.
In other words it is the sum divided by the count.
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