Hi All,
I have searched for hours but cannot figure this out. I need to find the equation for an exponential curve but I only have the x and y values. Is there a way to do this without using excel?
I tried to follow this on YouTube: https://www.youtube.com/watch?v=ta4MZS7w2VA but the equation...
Thank you Ackbach, I am going to have a look at all this and see how it goes. I will let you know how I get on. It does sound complex so it may take a while for me to get my head around it.
I would most grateful if you could send me the LibreOffice file you have created so i can go over it...
Hi Ackbach,
Many thanks for getting back to me. I've plotted the graph in excel, my program produces the same. I've tried to add trend lines in excel but I don't get the curve I need.
In these examples the two tests are almost the same but there will be occasions where one curve will be a lot...
Hi All,
Thank you for taking your time to look at my question. I am a web developer and have created a online system that produces graphs but cannot understand how the line of best fit (trend line) is calculated. On paper its easy, just draw it with your hand in between the two lines. But I...