Direct mail advertisers send solicitations("junk mail") to thousands of potential customers in the hope that some will buy thecompany's product. The response rate is usually quite low. Suppose a company wants to test the response to a new flyer and sends it to 1080 people randomly selected from their mailing list of over200,000 people. They get orders from 134 of the recipients. Use this information to complete parts a through d.

a) a 95% confidence interval for the percentage of people the company contacts who may buy something.

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