Winter Historical Inventory Data Typical Seasonal Demand for Winter Highs Actual Demands (in units) Month 1 2 3 4 5 6 7 8 9 10 11 12 Avg.

Convert time series data collected in week two to seasonal indices using the winter historical inventory data. Use seasonal indices to analyze the inventory data. Use the slop-intercept formula to determine the annual increase in inventory. Provide monthly seasonal indices for the given data, identify the busy months of the year and the slowest months of the year.