Demand Forecasting Equation Slope
In forecasting, MacDonald's Wing discovered that when it opened its store to the public, it was able to sell 5,000 parachutes in the first year. Given the equation; y=a+bx. Where 'y' represents the number of sales and 'a' is the number they started with (200), what is the slope of this equation after 2 years? (slope is b)