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Do a hypothesis test on a variance with a random sample (n = 38) from a normal population. The significance level used is a =

Do a hypothesis test on a variance with a random sample (n = 38) from a normal population. The significance level used is a = 0.1. Determine the critical value of the appropriate statistic (Z, t, or Chi-square ) that you will use if you are doing a one-tailed left-handed test (i.e. H1: 2 < 50). The sample standard deviation is 9.5685

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