Mathematics, 18.03.2021 01:30 Nathaliasmiles

A sample of 80 fibers is tested from this shipment; the sample breaking strength is found to be 49.1 N with a standard deviation of 5.2 N. Find a 99% confidence interval for the mean breaking strength of the fibers. Find a 99% confidence interval that gives a lower bound on the mean breaking strength of the fibers. State an accurate interpretation of what the confidence interval actually means. Also, state at least one misinterpretation.

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A sample of 80 fibers is tested from this shipment; the sample breaking strength is found to be 49.1...

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