drawCI95 / draw confidence interval with matlab

draw confidence interval with matlab. using the build-in function fitlm to calculate the 95% CI.

using this function, you can easily to draw the correlation shades 95% confidence interval.

There are 2 output, patch and line. then you can change the appearance afterwards.

for more information, you can read here(fitlm): https://de.mathworks.com/matlabcentral/answers/1995998-how-to-obtain-the-fit-line-and-confidence-interval-from-fitlm