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Sir, I am stuck on this question Sir i request you to send the exact answer my If n=30, a(x-bar)=45, and s=9, find the margin

Sir, I am stuck on this question

Sir i request you to send the exact answer my

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If n=30, a(x-bar)=45, and s=9, find the margin of error at a 99% confidence level Give your answer to two decimal places. Question Help: Message instructor

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