Find the mean of 35, 28, 17, 20 & 30?
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Step-by-step explanation:
Mean = Sum of all observations (a) / Total no. of observations (b)
(a) = 35 + 28 + 17 + 20 + 30 = 130
(b) = 5
Mean = (a) / (b) = 130 / 5 = 26
Mean = 26
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