Question 4 [10 Marks/ In a multipath fading channel, the respective times of arrival of signal over the earliest significant multipath component and the last multipath components is modelled by a distribution function which is partly shown in Fig. 24. UFMKFN-15-3 Page 3 of 7 P.40 0 dB -10 dB -20 dB -30 dB Fig. 04. Calculate: (a) The mean excess delay, (b) The RMS delay spread, (c) The maximum excess delay (10 dB)