# **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.With 95% confidence, what is the margin of error?What is the 95% confidence interval of the population mean?How do prices for meals for two in mid-range restaurants in Hong Kong compare to prices for comparable meals in Tokyo restaurants? Meal Price (\$)22.7833.8922.7718.0423.2935.2842.3836.8838.5541.6825.7334.1931.7525.2426.3219.5736.5732.9736.8330.1737.2925.3724.7128.7932.8343.0035.2334.7633.0627.7331.8938.4739.4240.7243.9236.5145.2533.5129.1730.5426.7437.93

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**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.

1. With 95% confidence, what is the margin of error?
2. What is the 95% confidence interval of the population mean?
3. How do prices for meals for two in mid-range restaurants in Hong Kong compare to prices for comparable meals in Tokyo restaurants?

 Meal Price (\$) 22.78 33.89 22.77 18.04 23.29 35.28 42.38 36.88 38.55 41.68 25.73 34.19 31.75 25.24 26.32 19.57 36.57 32.97 36.83 30.17 37.29 25.37 24.71 28.79 32.83 43.00 35.23 34.76 33.06 27.73 31.89 38.47 39.42 40.72 43.92 36.51 45.25 33.51 29.17 30.54 26.74 37.93
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Step 1

1.

Step-by-step procedure to obtain the mean and standard deviation using Excel:

• In Excel sheet, enter Meal Price in one column.
• In Data, select Data Analysis and choose Descriptive Statistics.
• In Input Range, select Meal Price, then click Labels in First Row.
• Select Summary Statistics.
• Click Ok.

Output obtained using Excel is given below:

Step 2

The margin of error is obtained below:

Step 3

Thus, the margin of error is 2.065.

2.

The 95% confidence interval fo...

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