(A) A smartphone ruris a, nev.rs application that
Chapter 6, Problem 6.3(choose chapter or problem)
(A) A smartphone ruris a, nev.rs application that dovvnloads Internet news every 15 mirit1tes. At the st art of a download , the radio rnodems negotiat e a corinectiori speed that depends ori t he radio channel q11alit:y. vVheri the riegotiat ed speed is lov.r, t he smartphone redt1ces the arnount of nevvs t hat it transfers t o avoid vvasting its battery. Tlie nt1mber of kilobyt es transmitted, L, a nd the sp eed Bin kb/s, have the joint PMFLet T denote t lie nurnber of seconds rieeded for t he tra nsfer. Express T as aft1nction of L and B. W liat is t he P 1!{F of T ?(B) Find t he CDF a rid the PDF of 'VT! = XY vvhen randorn variables X arid Yhave joint PDF
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