Question: Your company is planning to market a new reading lamp
Your company is planning to market a new reading lamp and has segmented the market into three groups: avid readers, regular readers, and occasional readers. As part of a marketing survey, 400 individuals have been randomly selected from the population of regular readers, and 58 said that they would like to purchase such a product. Find the 95% confidence interval for the percentage of the population of regular readers who would express such interest in buying the new product.
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