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Mathematics, 10.07.2019 23:00 mya1318
From a normally distributed population, a simple random sample of size 30 is taken. the mean of the sample is 144 and the standard deviation of the sample is 12. which interval is the 90% confidence interval for the population mean? (139.7, 148.3) 142.4, 145.6) 143.3, 144.7) 140.4, 147.6)
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From a normally distributed population, a simple random sample of size 30 is taken. the mean of the...
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