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Mathematics, 08.04.2020 04:30 kiki9555
A total of 9 cycles have been observed during a direct time study. The mean for the largest element time = 1.30 min, and the corresponding sample standard deviation s = 0.20 min. (a) Based on these data, what is the 95% confidence interval on the 1.30 min element time? (b) If the analyst wants to be 98% confident that the mean of the sample was within 5% of the true mean, how many more observations should be taken?
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A total of 9 cycles have been observed during a direct time study. The mean for the largest element...
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