Fit a multiple regression normal model
[b, Ib, e, s, Is] = lsfit(y,x,C);
dependant variate (column vector)
regressor variates
confidence level for the confidence intervals (default0.95).
vector of point estimates,
confidence intervals,
estimated standard deviation of error with confidence interval Is,
residuals.
Fit a multiple regression normal model. An intercept not included in x is automatically added as an extra column.