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You are given the following (Useful) null and alternative hypothesis: LaTeX: H_0 : mu equals 12.3 LaTeX: H_a : mu less than 12.3 The test

You are given the following (Useful) null and alternative hypothesis: LaTeX: H_0 : mu equals 12.3 LaTeX: H_a : mu less than 12.3 The test statistic for this hypothesis test is LaTeX: z_0= -2.70. All conditions are met for a one-sample Hypothesis test about the mean sigma known. Would you reject at a 0.05 significance level using the standard normal table

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