3. Given an FIR Band-reject filter design with the following specifications: Lower cutoff frequency of 5000 Hz; Upper cutoff frequency of 800 Hz; and Sampling rate of 16000 Hz a) Design a 5-tap FIR filter using Hamming window. (10 Marks) b) Obtain the transfer function H(z) and y(n) of this system. c) Plot the frequency response |H(e/w). (7 Marks) (8 Marks)