Mathematics, 12.03.2021 15:40, ronaldo22

A new laser-enhanced machining process has become available and the developer claims that the population proportion of screws which will pass the inspection will be more than .90, which would be an improvement over the current process. To test the validity of this claim, 900 screws produced by the new process are selected at random and the result will be used to make a decision as to whether or not the manufacturer should invest in the new process. What is the alternate hypothesis

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A new laser-enhanced machining process has become available and the developer claims that the popula...