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Mathematics, 03.12.2021 22:30 jilliand2030

A researcher wishes to estimate the proportion of X-ray machines that malfunction. A random sample of 225 machines is taken, and 49 of the machines in the sample malfunction. Based upon this, compute a confidence interval for the proportion of all X-ray machines that malfunction. Then find the lower limit and upper limit of the confidence interval. Carry your intermediate computations to at least three decimal places. Round your answers to two decimal places

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