cooling tower designs that could be considered. Assuming that the cost of capital to the utility company is 12% per year, your job is to recommend the best alternative (ie, the least expensive during the servic life) Further, assume that each alternative is capable of satisfactorily removing waste heat from the condensers of a 200-MW power plant. What noneconomic factors can you identify that might also play a role the decision-making process? Click the icon to view the alternatives description. Click the icon to view the interest and annuity table for discrete compounding when /= 12% per year. The AW of Wet Tower, Mechanical Draft is $ (Round to the nearest dollar) Data table Alternative Initial cost Power for I.D. fans Power for pumps CI Dry Tower Mech. Draft Wet Tower Mech, Draft Wet Tower Natural Draft $8.8 million None $2.8 million. 40 200-hp I.D. fans 20 150-hp pumps $0.15 million Mechanical maintenance/year 20 150-hp pumps $0.13 million 30 years 0 30 years Service life 30 years 0 Market value 0 100 hp 74.6 kW, cost of power to plant is 2 2 cents per kWh or kilowatt-hour, induced-draft fans and pumps operate around the clock for 365 days/year (continuously). Assume that electric motors for pumps and fans are 90% efficient. Dry Tower Natural Draft $4.8 million 20 200-hp I.D. fans. 40 100-hp pumps $0.17 million 30 years 0 $8.9 million None 40 100-hp pumps $0.13 million

Suppose you are shopping online for a new toy for your dog. As you look at the product reviews, you see the following distribution of ratings. Use this table for questions 2-5. Stars 5 4 3 st 2 IN 1 Frequency 9 3 2 1 5

Total Total Total Product Fixed Variable (Blankets) Cost Cost 0 A 0 1 60 25 2 60 40 3 60 I 4 60 55 5 60 55 6 60 70 7 60 100 8 60 145 A What is the numerical value of B? A/ What is the numerical value of C? A/ Total Cost What is the numerical value of D? B 85 100 110 G 115 130 160 205 Average Average Average Variable Total Fixed Cost Cost cost - с 60 30 20 15 12 8.6 7.5 25 20 16.7 13.8 Ꭰ 11.7 14.3 18.1 E The table describes the short-run daily costs of the Baby Blanket Company. What is the numerical value of A? 85 36.7 28.8 J 21.7 22.9 25.6 Marginal Cost F H 15 10 0 15 30 45

The accompanying graph is an example of 70000 60000 50000 20000 10000 .. Firate's crime rate cross-sectional data. experimental data. a time series. longitudinal data. R

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question part c should contain a graph

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whats the answer to questions 4 and 5