Question: Left-tailed test, n = 6, a = 0.05 In Exercises 57-60, use a x-test to test the claim about the population variance o or standard

Left-tailed test, n = 6, a = 0.05 In Exercises 57-60, use a x-test to test the claim about the population variance o or standard deviation or at the given level of significance a and using the given sample statistics. For each claim, assume the population is normally distributed.

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