qveenneneee3418 qveenneneee3418

31-10-2022
Mathematics

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approximate the sample variance given the following frequency distribution. class frequency 0 - 9 8 10 - 19 18 20 - 29 10 30 - 39 19 40 - 49 15 a)13.4 b)13.5 c)179.7 d)182.3

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