If you work with real-life data and want to interpolate, extrapolate, or curve fit, then you will find these functions very useful. "There is a great satisfaction in building good tools for other people to use." Freeman Dyson (b. 1923); British-born U.S. physicist, author. ...
When you use FORECAST, the LINEAR function in Excel assumes that changes in the independent variable (x) can be used to predict changes in the dependent variable (y). This means that if you have a set of known values for both x and y, you can use the function to make predictions abou...