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Mathematics, 05.05.2020 05:16 chanahvanya
Franchise Business Review stated over 50% of all food franchises earn a profit of less than $50,000 a year. In a sample of 130 casual dining restaurants, 81 earned a profit of less than $50,000 last year. Based upon a 95% confidence interval with a desired margin of error of .04, determine a sample size for restaurants that earn less than $50,000 last year.
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Franchise Business Review stated over 50% of all food franchises earn a profit of less than $50,000...
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