B.E. IV Sem Electronics & Communication Engineering

IV SEMESTER

4EC5. RANDOM VARIABLES & STOCHASTIC PROCESSES

 

UNIT 1 : PROBABILITY :Definitions, sample, space & events, joint & conditional probability, independent events.


UNIT 2 : RANDOM VARIABLES : Introduction, distribution & density functions, discrete & continuous random variables, special distributions : binominal, poisson, uniform, exponential, normal, rayleigh, conditional distribution & density functions.


UNIT 3 : MULTIPLE RANDOM VARIABLES : Vector random variable, joint distribution functions, joint probability density function, conditional distribution & density functions. Statistical independence, distribution & density function of sum of random variable, one function of two random variable, two function of two random variable., linear transformation


UNIT 4 : OPERATION ON SINGLE & MULTIPLE RANDOM VARIABLES : Mean & variance, moments, chebyshev’s inequality, Central limit theorem, characteristic functions & moment generating function, covariance & correlation coefficient of multiple random variable.


UNIT 5: STOCHASTIC PROCESSES : Introduction, random process concept, stationary & independence, ergodicity, correlation, functions. Gaussion Random Process, Transmission of Random process through linear systems. Power spectral Density, Cross Spectral density,