Mathematics, 08.08.2019 19:30, rickyortega72701

There are 300 welders employed at maine shipyards corporation. a sample of 30 welders revealed that 18 graduated from a registered welding course. construct the 95 percent confidence interval for the proportion of all welders who graduated from a registered welding course

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There are 300 welders employed at maine shipyards corporation. a sample of 30 welders revealed that...