The advertising manager at Lay SA is concerned about the low level of sales of its new
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Question:
The advertising manager at Lay SA is concerned about the low level of sales of its new product, Lay Native Potatoes. Take a sample of 1,500 people, of whom 978 declare that the product, due to its packaging, does not appear to be from the Lay brand. At the 99% confidence level, what would be the estimate of the proportion of people with a wrong opinion of the packaging of this new product?
What would you advise the advertising manager?
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