Forecast monthly sales of year 3 using trend line method

Consider monthly sales (in units) for YCC Corporation as shown in the table below. Table 1. ABC Corp. Year 1 Sales Month Jan Feb Mar Apr May Jun Year 1 Sales 3,000 4,000 3,000 5,000 5,000 8,000 Month Jul Aug Sep Oct Nov Dec Year 1 Sales 3,000 8,000 12,000 12,000 16,000 10,000