Clamped cubic spline.using python

B) Comapre the original data with the interpolated polynomial constructed in part A by plotting the original & approximated polynomial in a single figure

1.5 f(x) 0.9 1.3 1.3 1.9 1.85 2.1 2.1 2.6 2.6 3.0 2.7 3.9 2.4 4.4 2.15 4.7 2.05 5.0 2.1 6.0 2.25 7.0 2.3 8.0 2.25 9.2 1.95 10.5 1.4 11.3 0.9 11.6 0.7 12.0 | 0.6 12.6 0.5 13.0 | 0.4 13.3 0.25