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The mean of 10 observations is 15. If one observation 15 is added, then the new mean is(a) 16 (b) 11 (c) 10 (d) 15 |
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Answer» The mean of 10 observations is 15. If one observation 15 is added, then the new mean is (a) 16 (b) 11 (c) 10 (d) 15 |
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