A trendline in Excel is a line that shows a general trend (upwards/downwards or increase/decline). Thus, it can help in a quick interpretation of the data. The trendline in Excel can be added to a ...

Here is my dilemma. I am trying to help a friend add a trendline to an existing graph and control the length of the trendline itself. The graph tracks scores over a date range. The problem is that ...

With trendlines, Excel can project future figures based on previous history. Mary Ann Richardson points the way. Let’s say you are keeping track of monthly sales figures for the past six months ...

When you create a graph that includes dates, Excel 2013 automatically spaces the data in chronological order. This behavior potentially creates irregular spacing with unpredictable formatting. If the ...

I have a set of data, which I charted and then used the 'add trendline' tool to get a decent 2nd order poly. fit with the equation: y = -3E-39x^2 + 4E-19x + 3.4212 However, when I type this equation ...