bradley's copiers sells and repairs photocopy machines. the manager needs weekly forecasts of service calls so that he can schedule service personnel. use the actual demand in the first period for the forecast for the first week so error measurement begins in the second week. the manager uses exponential smoothing with alpha = 0.4. forecast the number of calls for week 6, which is next week. week actual service calls 1 24 2 32 3 36 4 23 5 25 the forecast for week 6 is nothing service calls. (enter your response rounded to two decimal places.)

Lavage rapide is a canadian company that owns and operates a large automatic car wash facility near montreal. the following table provides data concerning the company’s costs: fixed cost per month cost per car washed cleaning supplies $ 0.70 electricity $ 1,400 $ 0.07 maintenance $ 0.15 wages and salaries $ 4,900 $ 0.30 depreciation $ 8,300 rent $ 1,900 administrative expenses $ 1,400 $ 0.03 for example, electricity costs are $1,400 per month plus $0.07 per car washed. the company expects to wash 8,000 cars in august and to collect an average of $6.50 per car washed. the actual operating results for august appear below. lavage rapide income statement for the month ended august 31 actual cars washed 8,100 revenue $ 54,100 expenses: cleaning supplies 6,100 electricity 1,930 maintenance 1,440 wages and salaries 7,660 depreciation 8,300 rent 2,100 administrative expenses 1,540 total expense 29,070 net operating income $ 25,030 required: calculate the company's revenue and spending variances for august.