ne. Choose on Chart". d. The equation of a linear trend line is of the form Y = bX + a where b is the slo Please note that both the intercept and the slope can be positive or negative Also note that the linear trend line IS the forecast. So, to forecast for a single That is what I want you to do for part 2. So for example, for period 1, you wo That's it. Then, just drag the formula down and into the future period(s). You can draw a straight line into infinity, so technically, we could forecast as f