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Mathematics, 28.10.2020 01:40 Geo777

Assume that we want to construct a confidence interval. Do one of the following, as appropriate (a) find the critical value a/2. (b) find the critical value Zg/2, or (C) state that neither the normal distribution nor the t distribution applies
Here are summary statistics for randomly selected weights of newborn girls: n = 154, x = 31.9 hg, s = 75 hg The confidence level is 90%

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