use .50 for p ???? Very Dissatisfied | ???? Dissatisfied! Neutral ???? ???? ????

Question

use .50 for p

???? Very Dissatisfied | ???? Dissatisfied! Neutral ???? ???? ???? Satisfied Satisfied N/A 5) L ers say the manager of Hooters would like to determine the sample size using the following question and she wants to be l-a sure that the sample mean is within 0.12 of the population mean. How many completed surveys need to be collected? In other words, what sample size is needed? Food Time it took for your food to arrive Temperature of the food. Presentation of food Formula 52. 2-47 ssume that a study was conduct ed last year for the campus Starbucks that included the likelihood ormonung A A cample standard deviation of

Explanation / Answer

here for no estimate p=0.5

here margin of error E = 0.12 for94% CI crtiical Z          = 1.8808 estimated proportion=p= 0.500 required sample size n =         p*(1-p)*(?/E)2= 62.00

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