polyfit

Fit a cureve to the below data using Matlab’s polyfit command.

x=[0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 14 16 17 18 19 20];
y=[3 5 7 9 11 13 13.6 13.7 13.8 13.9 14 14.1 14.15 14.2 14.25 14.3 14.32 14.34 14.36 14.37 14.38];

Compare the graphics of original data and fitted curve.

[Jan]

You simply copy your homework question and wait, if somebody solves it for you.

Answer 1

[Sean de Wolski]

Some friends for your journey:

doc polyfit
doc polyval
doc plot