Mathematics, 09.12.2021 16:50, cyberdac01

Before agreeing to purchase a large order of polyethylene sheaths for a particular type of high-pressure oil-filled submarine power cable, a company wants to see conclusive evidence that the true standard deviation of sheath thickness is less than .05mm. What hypotheses should be tested

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Before agreeing to purchase a large order of polyethylene sheaths for a particular type of high-pres...