Mathematics, 26.11.2020 19:40 johnmtraegeror8m06

A quality-conscious disk manufacturer wishes to know the fraction of disks his company makes which are defective. Step 1 of 2 : Suppose a sample of 863 floppy disks is drawn. Of these disks, 717 were not defective. Using the data, estimate the proportion of disks which are defective. Enter your answer as a fraction or a decimal number rounded to three decimal places.
Step 2 of 2: Suppose a sample of 1015 floppy disks is drawn. Of these disks, 863 were not defective. Using the data, construct the 95% confidence interval for the population proportion of disks which are defective. Round your answers to three decimal places.

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A quality-conscious disk manufacturer wishes to know the fraction of disks his company makes which a...