In a city with a population of 120,000 determine how many people use blenders, what size sample would be needed to estimate within 5% points of the actual percentage – within a 95% confidence limit. Nothing is known about the probability of success or failure….let s = 0.5

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In a city with a population of 120,000 determine how many people use blenders, what size sample would be needed to estimate within 5% points of the actual percentage – within a 95% confidence limit. Nothing is known about the probability of success or failure….let s = 0.5

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