Users are encouraged to read through the following primers: Differentiation Primer
Differentiation Examples
Differentiation with noisy data

Examples Tutorials MATLAB programs
Using the diff command and the difference formulae N/A
Evaluate and plot the derivative of a simple sine function differentiationofsine.m
Evaluate velocity and acceleration from given distance vs. time data velocityaccnusingdiff.m
Users are encouraged to work through the following suggested exercises: Differentiation Exercises