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(Don't copy the answer) A random sample of 10 students contains the following observations, in hours, for time spent studying in the week before the

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A random sample of 10 students contains the following observations, in hours, for time spent studying in the week before the final exam: 28, 57, 42, 35, 61, 39, 55, 46, 49, 38. Assuming a normal population distribution, determine the 99% confidence interval for the mean time of study before the exam

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