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Suppose that X1, . .., X4 are iid normal with unknown mean and known variance o' = 100. Further suppose that the sample mean X

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Suppose that X1, . .., X4 are iid normal with unknown mean and known variance o' = 100. Further suppose that the sample mean X = 100 Find a 95% two-sided confidence interval for ".( pop. mean) spent 100 O [70.2, 129.8]. unwpete sie woulugj sug for me font reare are jugsbaugeup of each offer [80.2, 119.8]. else must efgeure tecelAeg ou s eraugsigiseq tear 90' 121 60 350 Fore seamus fuerst O 100 + 9.8 O 100 # 5

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