sounds 2. a. Obtain the linear trend equation for the following data on new checking accounts at Fair Savings Bank and use it to predict expected new checking accounts for periods 16 through 19. Period New Accounts 199 Period Period New Accounts 231 247 251 252 266 New Accounts 280 274 279 213 12 13 8 210 227 234 287 10 15 309 b. Use trend-adjusted smoothing with a = .3 and B = .2 to smooth the new account data in part a. What is the forecast for period 16? 3. The following equation summarizes the trend portion of quarterly sales of condominiums over a long cycle. Sales also exhibit seasonal variations. Using the information given, prepare a forecast of sales for each quarter of next year (not this year), and the first quarter of the year following that. F = 40 - 6.5t + 2t2 where Ft=Unit Sales t=0 at, the first quarter of last year Quarter Relative 1 2 3 1.2 1.0 .8 Quarter Relative 1 2 3 1.2 1.0 .8