Question: 20 A consultant reviews a initial study on loan application processing time with an accuracy deviation ratio of 0.03 and a confidence interval of 99%.

A consultant reviews a initial study on loan application processing time with an accuracy deviation ratio of 0.03 and a confidence interval of 99%. The sample mean is 4.3 minutes and a sample standard deviation of 2.8. Assume the maximum acceptable error to be 0.9. What should be the number of observations if a study to be conducted (don't round your answer). O a. 37.18 O b. 64.43 O c. 1282.64 O d. 3136.00 O e. 2564.71

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