Matlab assignment: The source generates equal probable symbols, P(so)-Ps P(s2)- P(s) 0.25, and Gray mapping is used to map information bits to the PAM signals. (a) Modify (or use another) Matlab program so it can simulate the symbol error performance and the bit error rate performance of the 4-PAM communication system for the transmission of packets of 1000 symbols each. performance of the system with EyNo 0,2,4, 6, 8, 10 dB. error probability (SER) (b) Use your program to simulate the symbol error performance and the bit error (e) Compare your simulated performance with the analytical expression for the symboll (1) Plot your simulated SER curve and the analytical SER curve for 4-PAM in the same figure as functions of ENo (2) Plot your simulated BER curve for 4-PAM and the analytical BER curve for BPSK in the same figure as functions of E/N Matlab assignment: The source generates equal probable symbols, P(so)-Ps P(s2)- P(s) 0.25, and Gray mapping is used to map information bits to the PAM signals. (a) Modify (or use another) Matlab program so it can simulate the symbol error performance and the bit error rate performance of the 4-PAM communication system for the transmission of packets of 1000 symbols each. performance of the system with EyNo 0,2,4, 6, 8, 10 dB. error probability (SER) (b) Use your program to simulate the symbol error performance and the bit error (e) Compare your simulated performance with the analytical expression for the symboll (1) Plot your simulated SER curve and the analytical SER curve for 4-PAM in the same figure as functions of ENo (2) Plot your simulated BER curve for 4-PAM and the analytical BER curve for BPSK in the same figure as functions of E/N