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pa tulong plss. 3. A random sample of size 144 is drawn from a population whose distribution, mean, and standard deviation are all unknown. The

pa tulong plss.

3. A random sample of size 144 is drawn from a population whose distribution, mean, and standard deviation are all unknown. The summary statistics are x = 58.2 and o = 2.6. Construct a 90% confidence interval for the population mean U

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