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Suppose amarketing company wants to determine the current proportionof customers who click on ads on their smartphones. It was estimated that the current proportionof customers

Suppose amarketing company wants to determine the current proportionof customers who click on ads on their smartphones. It was estimated that the current proportionof customers who click on ads on their smartphones is 0.66. How many customers should the company survey in order to be 97% confident that the margin of error is0.07for the confidence interval of trueproportionof customers who click on ads on their smartphones?

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