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Mathematics, 16.03.2020 21:28 lilobekker5219
In a sample of 60 electric motors, the average efficiency (in percent) was 85 and the standard deviation was 2. Section 05.01 Exercise 12.a - Compute confidence interval; Find necessary sample size Find a 95% confidence interval for the mean efficiency. Round the answers to three decimal places.
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In a sample of 60 electric motors, the average efficiency (in percent) was 85 and the standard devia...
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