Select the examples that best demonstrate likely tasks for science and math workers. cassie supervises other workers in a laboratory. melvin analyzes information, and develops scientific theories. vesta observes and studies human behavior. hollis uses cad software to design parts for an airplane. colby repairs electrical power cables. roma designs buildings, and oversees their construction.

You are a manager at asda. you have been given the demand data for the past 10 weeks for swim rings for children. you decide to run multiple types of forecasting methods on the data to see which gives you the best forecast. if you were to use exponential smoothing with alpha =.8, what would be your forecast for week 22? (the forecast for week 21 was 1277.) week demand 12 1317 13 1307 14 1261 15 1258 16 1267 17 1256 18 1268 19 1277 20 1277 21 1297