help. Two semesters ago survey research was conducted for Hooters in Rancho Bern

Question

help.

Two semesters ago survey research was conducted for Hooters in Rancho Bernardo that included the item shown below. Upon completion of the study the project team reported that 60% of all respondents chee quality as the main reason they chose Hooters over competing restaurants. Assume that an conducted this semester and the manager at Hooters wants the sample proportion (for the surv to be within 0.02 of the population proportion. How man ked food othet study is being ey item y completed surveys need to be gathered? ? at is the main reason you choose Hooters of Rancho Bernardo over competing restaurants? (Please check one) wh a Food variety Selection of sports programming Service ? Prices Hooters Girls a Convenient location D Food quality o Because Iknow some of the employees Selection ofgames i ?Other Assume that upon completion of the Hooters study (in question ) you find that 50% of all respondents checked ondqurabi What is the 98% confidence interval for the population proportion

Explanation / Answer

We would be using the formula as shown below to calculate n: -

n=Za/2^2*p*1-p/e^2

n=1.96^2*0.6*0.4/0.02^2

n=2304.96

Hence, n=2305

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