Question: Only need help with D & E Using samples of 194 credit card statements, an auditor found the following: Use Table-A. Sample Number with errors

Only need help with D & E Using samples of 194Only need help with D & E Using samples of 194

Only need help with D & E

Using samples of 194 credit card statements, an auditor found the following: Use Table-A. Sample Number with errors 1 3 2 2 3 5 4 11 a. Determine the fraction defective in each sample. (Round your answers to 4 decimal places.) Sample Nm Fraction defective 0254 0152 0305 .0457 b.If the true fraction defective for this process is unknown, what is your estimate of it? (Round your answer to 1 decimal place. Omit the "%" sign in your response.) Estimate [ 2.9% c. What is your estimate of the mean and standard deviation of the sampling distribution of fractions defective for samples of this size? (Round your intermediate calculations and final answers to 4 decimal places.) Mean Standard deviation 0292 0119 d.What control limits would give an alpha risk of .03 for this process? (Round your intermediate calculations to 4 decimal places. Round your "z" value to 2 decimal places and other answers to 4 decimal places.) z= 2.17, [.0052 to .0032 e.What alpha risk would control limits of .0470 and .0072 provide? (Round your intermediate calculations to 4 decimal places. Round your "z" value to 2 decimal places and alpha risk" value to 4 decimal places.) z= 1.4957., alpha risk =D 13

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