Question: The sales data for two years are as follows. Data are aggregated with two months of sales in each period. Given INTERCEPT =121 SLOPE=.59 A)In

 The sales data for two years are as follows. Data are

The sales data for two years are as follows. Data are aggregated with two months of sales in each "period." Given INTERCEPT =121 SLOPE=.59 A)In addition to the regression model, determine multiplicative seasonal index. A full cycle is assumed to be a full year. B) Prepare sales forecasts for next year using both of your regression models derived above to show results both with and without adjustments for seasonality. The sales data for two years are as follows. Data are aggregated with two months of sales in each "period." Given INTERCEPT =121 SLOPE=.59 A)In addition to the regression model, determine multiplicative seasonal index. A full cycle is assumed to be a full year. B) Prepare sales forecasts for next year using both of your regression models derived above to show results both with and without adjustments for seasonality

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