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Mathematics, 25.03.2020 05:22 anaislewis457
As part of the quality-control program for a catalyst manufacturing line, the raw materials (alumina and a binder) are tested for purity. The process requires that the purity of the alumina is to be 85%. A random sample from a recent shipment of alumina yielded the following results (in %): 93.2 87.0 92.1 90.1 87.3 93.6 a) Test the requirements of the catalyst manufacturing line using the appropriate hypothesis test (assume ). b) Verify your result in part (a) using the appropriate confidence interval.
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As part of the quality-control program for a catalyst manufacturing line, the raw materials (alumina...
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