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1. Mean : = Sum of all values in the sample/number of values in the sample = ((1x2) + (2x5) + (3x8) + (4x12) +
1. Mean : = Sum of all values in the sample/number of values in the sample = ((1x2) + (2x5) + (3x8) + (4x12) + (5x12) + (6x0) +(7x1)) / (2+5+8+12+12+0+1) = (2 + 10 + 24 + 48 + 60 + 0 + 7) / 40 = 151 / 40 = 3.775 The mean is 3.775
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Precalculus
Authors: Michael Sullivan
9th edition
321716835, 321716833, 978-0321716835
