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Web design company has come up with two possible designs A and B for a web interface. In order to decide which one to adoptthey decide they need to reach out to customers to see what they prefer. How many people should the company poll to obtain a 99%confidence interval with accuracy better than 0.01 on whether they prefer option A or B.

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Web design company has come up with two possible designs A and B for a web interface. In order to decide which one

to adoptthey decide they need to reach out to customers to see what they prefer. How many people should the company poll to obtain a 99%confidence interval with accuracy better than 0.01 on whether they prefer option A or B.

 
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