Which is cheaper: eating out or dining in? The mean cost of a flank steak, broccoli, and rice bought at the grocery store is $13.04. A sample of 100 neighborhood restaurants showed a mean price of $12.70 and a standard deviation of $2 for a comparable restaurant meal.   (a) Choose the appropriate hypotheses for a test to determine whether the sample data support the conclusion that the mean cost of a restaurant meal is less than fixing a comparable meal at home.   H0:   Ha:       (b) Using the sample from the 100 restaurants, what is the p value? round your answer to four decimal places.         (c) At α = 0.05, what is your conclusion?   We   the null hypothesis. We   conclude that the cost of a restaurant meal is significantly cheaper than a comparable meal fixed at home.

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Which is cheaper: eating out or dining in? The mean cost of a flank steak, broccoli, and rice bought at the grocery store is $13.04. A sample of 100 neighborhood restaurants showed a mean price of $12.70 and a standard deviation of $2 for a comparable restaurant meal.

 

(a) Choose the appropriate hypotheses for a test to determine whether the sample data support the conclusion that the mean cost of a restaurant meal is less than fixing a comparable meal at home.
 
H0:  
Ha:  
   
(b) Using the sample from the 100 restaurants, what is the p value? round your answer to four decimal places.
   
   
(c) At α = 0.05, what is your conclusion?
  We   the null hypothesis. We   conclude that the cost of a restaurant meal is significantly cheaper than a comparable meal fixed at home.
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