15. The formula F.-F-1+(A.1-F11) for exponential smoothing is algebraically equivalent to the formula a, F-(A1)(1-c)(F-1) b. F-a(F-(1-0)(A-1) c. FFO(AL(F-1) d. F=al Ati-a(F.1). 16. (2 bonus points) The formula for exponential smoothing is F=Fr.1+(A-1-Ft-1), where a represents a. the probability of making errors in forecasting b. the probability of the last period's actual sales c. the probability of the forecast crror of last period d. how much of the forecast error of the last period is counted into the forecast of the next period c. the weight on the forecast of the last period in weighted moving average f. the Hurwicz coefficient indicating preference of taking risk 17. (2 bonus points) Three methods of decision making, Hurwicz method, equally likely method, and EMV method, have something common. In cach of the three methods. is used us the standard to select the best alternative. a. maximum payoff b. minimum payoff c. average payoff d. regret Styles Pane 15. The formula F.-F-1+(A.1-F11) for exponential smoothing is algebraically equivalent to the formula a, F-(A1)(1-c)(F-1) b. F-a(F-(1-0)(A-1) c. FFO(AL(F-1) d. F=al Ati-a(F.1). 16. (2 bonus points) The formula for exponential smoothing is F=Fr.1+(A-1-Ft-1), where a represents a. the probability of making errors in forecasting b. the probability of the last period's actual sales c. the probability of the forecast crror of last period d. how much of the forecast error of the last period is counted into the forecast of the next period c. the weight on the forecast of the last period in weighted moving average f. the Hurwicz coefficient indicating preference of taking risk 17. (2 bonus points) Three methods of decision making, Hurwicz method, equally likely method, and EMV method, have something common. In cach of the three methods. is used us the standard to select the best alternative. a. maximum payoff b. minimum payoff c. average payoff d. regret Styles Pane