The internal auditing staff of a local manufacturing company performs a sample audit each quarter to estimate the proportion of accounts that are current (between 0 and 60 days after billing).The historical records show that over the past 8 years,70 percent of the accounts have been current.The sample size needed in order to be 99% confident that the sample proportion of the current customer accounts is within .03 of the true proportion of all current accounts for this company would be _____.
A)1842
B)1549
C)897
D)632
E)1267

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The Answer of The internal auditing staff of a local manufacturing company performs a sample audit each quarter to estimate the proportion of accounts that are current (between 0 and 60 days after billing).The historical records show that over the past 8 years,70 percent of the accounts have been current.The sample size needed in order to be 99% confident that the sample proportion of the current customer accounts is within .03 of the true proportion of all current accounts for this company would be _____.
A)1842
B)1549
C)897
D)632
E)1267

The Internal Auditing Staff of a Local Manufacturing Company Performs