Question: Please USE EXCEL OR MINITAB TO SOLVE THIS SHOW STEPS OR FORMULAS A credit card manager wishes to determine the proportion of customer calls that

Please USE EXCEL OR MINITAB TO SOLVE THIS SHOW STEPS OR FORMULAS
Please USE EXCEL OR MINITAB TO SOLVE THIS SHOW
A credit card manager wishes to determine the proportion of customer calls that result in a dissatisfied customer. Based on some preliminary data, she estimates the percentage to be 10%(p=0.10). A precision of 15% and confidence level of 90% are desired. What is the sample size

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