Question

USE MATLAB

3. Use MATLAB or Scilab to implement cubic spline, and plot the points and the curve for the following data sets. x-[018 12 27) and y=[12345) Input: (copy and paste the MATLAB or Sclla command in the following box) Output: (copy and paste the output in the following box)

Answer 1

solution:

x=[0 1 8 12 27 ];

y=[1 2 3 4 5 ];

xx=0:25:27;

yy=spline(x,y,xx);

plot(x,y,'o',xx,yy);

9 5 16 15 29 25 30

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