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A fast food chain has just developed a new process to make sure that orders at the drive-through are filled correctly. The previous process filled

    • A fast food chain has just developed a new process to make sure that orders at the drive-through are filled correctly. The previous process filled orders correctly 85% of the time. A sample of 100 orders using the new process is selected and 94 were filled correctly. At the 0.01 level of significance, can you conclude that the new process has increased the proportion of orders filled correctly?


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