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What is the variance of 4, 8, 10, 12, 16, 34 ? |
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Answer» Variance (σ2) is the average of squared difference from mean. Mean is M = (4 + 8 + 10 + 12 + 16 + 34)/6 = 84/6 = 14 Variance is (σ2) = {(4-14)2 + (8-14)2 + (10-14)2 + (12-14)2 + (16-14)2 + (34-14)2}/6 = (100 + 36 + 16 + 4 + 4 + 400)/6 = 560/6 = 93.33 |
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