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Find the minimum sample size n needed to estimate u for the given values of c, o, and E. c = 0.90, o = 8.5,

Find the minimum sample size n needed to estimate u for the given values of c, o, and E. c = 0.90, o = 8.5, and E = 1 Assume that a preliminary sample has at least 30 members. n = (Round up to the nearest whole number.)

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