I need help finding y on a plot knowing x

Hi, i created a graph using excel data and now i need to find y on the graph for some x data that is not in the excel tabel

Answer 1

[Davide Masiello]

Let x and y be your dataset extracted from excel, to find y0 at x0, you can use the following code.

y0 = interp1(x,y,x0);

For additional info, check the following link

https://uk.mathworks.com/help/matlab/ref/interp1.html