a) Obtain the linear trend equation for the following data on new checking accounts at Fair Savings Bank and us it to predict expected new checking accounts for periods 16 through 19.

Period	New Accounts	Period	New Accounts	Period	New Accounts
1	200	6	232	11	281
2	214	7	248	12	275
3	211	8	250	13	280
4	228	9	253	14	288
5	235	10	267	15	310

b) Use trend-adjusted smoothing with α\' tabindex="0">αα = .3 and β\' tabindex="0">ββ = .2 to smooth the new account data in part a. What is the forecast for period 16?