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【四技應用統計學】兩個平均數之間的檢定

用F檢定解答公式:F=S^2...(1)/S^2.....(2)(1)In the hospital study cited in Exercise 【19】 in Exercise Set 7-2

it was found that the standard deviation of the sound levels from 【20】 areas designated as

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    deviations null hypothesis critical value Detroit dBA variance Denvers heights deviation
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