Mathematics, 30.10.2020 16:50, lmimms02

Suppose that two factories produce light bulbs, factory A and factory B. Create a 90% confidence interval for the difference in the proportion of light bulbs which are defective at each factor. Report the margin of error for your confidence interval, accurate to four decimal places. (Do you think there is evidence that there is a difference how likely light bulbs are to be defective between factory A and B based on your confidence interval

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