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A random sample of 16 pharmacy customers showed the waiting times below (in minutes).Find a 90 percent confidence interval for , assuming that the sample
A random sample of 16 pharmacy customers showed the waiting times below (in minutes).Find a 90 percent confidence interval for , assuming that the sample is from a normal population
18 | 23 | 20 | 15 | 24 | 22 | 25 | 17 |
26 | 11 | 19 | 25 | 23 |
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