**Please show how to do by hand.
1) Meal cost in Hong Kong. The mean cost of a meal for two in a mid-range restaurant in Tokyo is $40 (Numbeo.com website). How do prices for comparable meals in Hong Kong compare? The file HongKingMeals contains the costs for a sample of 42 recent meals for two in Hong Kong mid-range restaurants.
|Meal Price ($)|
Step-by-step procedure to obtain the mean and standard deviation using Excel:
Output obtained using Excel is given below:
The margin of error is obtained below:
Thus, the margin of error is 2.065.
The 95% confidence interval fo...
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