Help Save & Exit Submit Check my work Problem 3-26 (Algo) The following table shows the past two years of quarterly sales information. Assume that there are both trend and seasonal factors and that the seasonal cycle is one year QUARTER QUARTER WN SALES 211 235 206 190 SALES 155 198 154 142 Use regression and seasonal indexes to forecast quarterly sales for the next year. (Do not round intermediate calculation: Round your answers to the nearest whole number.) Check my work Aw 206 190 154 142 Use regression and seasonal indexes to forecast quarterly sales for the next year. (Do not round intermediate calculations. Round your answers to the nearest whole number.) Quarter Forecast 9 10 11 12