how to curve fiting

How can I enter data into a script to do curve fitting?

Answer 1

[KALYAN ACHARJYA]

There is no description about the question. So I considered it as a sample example

x=(1:20)'; % Example Make column data
y=log(x);
fit_data=fit(x,y,'poly2')
plot(fit_data,x,y);

More details, please see fit