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Please answer both questions Q6. Problem 1: Assume the following . Confidence level of 99% (need to get the z-score) . Standard deviation (s.d.) of

Please answer both questions

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Q6. Problem 1: Assume the following . Confidence level of 99% (need to get the z-score) . Standard deviation (s.d.) of .5 . Margin of error of 15% What is the sample size? Q7. Problem 2 Assume the following Confidence level of 90% (need to get the z-score) Standard deviation (s.d.) of .5 Margin of error of 5% What is the sample size

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