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8.82. If S, and S, are the standard deviations of inde- pendent random samples of sizes n = 61 and n2 = 31 from normal

8.82. If S, and S, are the standard deviations of inde- pendent random samples of sizes n = 61 and n2 = 31 from normal populations with oz = 12 and o? = 18, find P(S, /S, > 1.16)

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