1:25:11
**UNIT 3.2**

Z - Transforms: Z-TRANSFORMS, Discrete time complex exponential, Periodicity of discrete time complex exponential, Introduction To Z- Transforms, Concept of Region Of Convergence (ROC), Properties of Z-Transforms, Properties of Z-Transforms - part 2, Properties of Z-Transforms - part 3, Properties of Z-Transforms - part 4, Inverse Z - transform - part 1, Inverse Z - transform - part 2, Inverse Z - transform - part 3, Stochastic processes Introduction, Stochastic processes Introduction- part 1, Stochastic processes Introduction- part 2, PRE-ReQUISITES I, PRE-REQUISITES FOR STOCHASTIC (RANDOM) PROCESS, What is a Random Variable, What is a Random Variable part 1, Probability distribution Function and Properties of Distribution Function, Expression for distribution function, Plot of distribution Function, Probability Density Function, Numerical Example for density function, PRE-REQUISITES FOR STOCHASTIC (RANDOM) PROCESS, OPERATIONS ON, Moments, Moments about the Mean Value Part 1, Moments about the Mean Value Part 2, Moments about the Mean Value Part 3, Moments about the Mean Value Part 4