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In a manufacturing plant, the old machine produced widgets with a defect rate of 12%. The boss wants to check if the new machine has a different defect rate. So he took a random of 820 widgets, and found 85 of them were defective. Are these results significant? How do you know? State any and all these are correct conclusions: Reject H0, Do not reject H0, accept H0, data do not support Ha, data support Ha

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