sandraygarcia28 sandraygarcia28

17-04-2024
Mathematics

Answered

A researcher wishes to estimate the proportion of X-ray machines that malfunction. A random sample of 175 machines is taken, and 38 of the machines in the sample malfunction. Based upon this, compute a 95% confidence interval for the proportion of all X-ray machines that malfunction. Then find the lower limit and upper limit of the 95% confidence interval.

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