According to T-100 Domestic Market, the top seven airlines in the United States by domestic boarding’s in a recent year were Southwest Airlines with 81.1 million, Delta Airlines with 79.4 million, American Airlines with 72.6 million, United Airlines with 56.3 million, Northwest Airlines with 43.3 million, U.S. Airways with 37.8 million, Continental Airlines with 31.5 million. Construct a pie chart and a bar graph to depict this information.

Question 2:The U.S. Department of the Interior releases figures on mineral production. Following are the 15leading states in nonfuel mineral production in the United States in 2008.

a) Using the data analysis toolpak in Excel, calculate the descriptive statistics.

a) Briefly explain what each of the metrics in the summary statistics means.

 

 

c) Comment on the figures in the report. What are they telling you about this data set? Is it Symmetrical, flat, skewed; does it have outliers, and so on?

 

 

Question 3:Suppose Procter & Gamble sells about 20 million bars of soap per week, but the demand is notconstant, and production management would like to get a better handle on how sales are distributed over the year. Let the following sales figures given in units of million bars represent the sales of barsper week over one year. Construct a histogram to represent these data. What do you see in the graph that might be helpful to the production (and sales) people?

 

 

Question 3: What do you see in the graphthat might be helpful to the production (and sales) people?

According to T-100 Domestic Market, the top seven airlines in the United States by domestic boarding’s in a recent year were Southwest Airlines with 81.1 million, Delta Airlines with 79.4 million, American Airlines with 72.6 million, United Airlines with 56.3 million, Northwest Airlines with 43.3 million, U.S. Airways with 37.8 million, Continental Airlines with 31.5 million. Construct a pie chart and a bar graph to depict this information.

Question 2:The U.S. Department of the Interior releases figures on mineral production. Following are the 15leading states in nonfuel mineral production in the United States in 2008.

a) Using the data analysis toolpak in Excel, calculate the descriptive statistics.

a) Briefly explain what each of the metrics in the summary statistics means.

 

 

c) Comment on the figures in the report. What are they telling you about this data set? Is it Symmetrical, flat, skewed; does it have outliers, and so on?

 

 

Question 3:Suppose Procter & Gamble sells about 20 million bars of soap per week, but the demand is notconstant, and production management would like to get a better handle on how sales are distributed over the year. Let the following sales figures given in units of million bars represent the sales of barsper week over one year. Construct a histogram to represent these data. What do you see in the graph that might be helpful to the production (and sales) people?

 

 

Question 3: What do you see in the graphthat might be helpful to the production (and sales) people?