Question: (a) Use MATLAB to fit a cubic spline to the following data: Determine the value of y at x = 1.5. (b) Repeat (a), but

(a) Use MATLAB to fit a cubic spline to the following data:

Determine the value of y at x = 1.5.
(b) Repeat (a), but with zero first derivatives at the end knots. Note that the MATLAB help facility describes how to prescribe endderivatives.

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