You are a manager for a local convenience store. You want to determine what proportion of your customers would be interested in warm hot dogs for sale in your store. Suppose that you want to have a 90% confidence level in your analysis, and you want your estimate to be within 5.50% of the sample proportion. What is the minimum number of people you need to sample? Round your final answer up to the nearest person, and select the closest value to your answer. 271 548 224 375 Any sample size that is at least 30 will satisfy this requirement.

MATLAB: An Introduction with Applications
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ISBN:9781119256830
Author:Amos Gilat
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You are a manager for a local convenience store. You want to determine what
proportion of your customers would be interested in warm hot dogs for sale in
your store. Suppose that you want to have a 90% confidence level in your
analysis, and you want your estimate to be within 5.50% of the sample
proportion. What is the minimum number of people you need to sample?
Round your final answer up to the nearest person, and select the closest value
to your answer.
271
548
224
375
Any sample size that is at least 30 will satisfy this requirement.
Transcribed Image Text:You are a manager for a local convenience store. You want to determine what proportion of your customers would be interested in warm hot dogs for sale in your store. Suppose that you want to have a 90% confidence level in your analysis, and you want your estimate to be within 5.50% of the sample proportion. What is the minimum number of people you need to sample? Round your final answer up to the nearest person, and select the closest value to your answer. 271 548 224 375 Any sample size that is at least 30 will satisfy this requirement.
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