A manufacturer of front lights for automobiles tests lamps under a high-humidity, high temperature eniroment using intensity and useful life as the resposne of interest. The table below shows the performance of a random sample of 130 lamps. Useful life Intensity satisfactory unsatisfactory. satisfactory 117 3 unsatisfactory 8 IN (a) Find the probability that a randomly selected lamp will yield unsatisfactory results under any criteria. b) The customers for these lamps demand 95% satisfactory results in both intensity and useful life. Find the probability that a randomly selected lamp yield satisfactory results in both criteria to see if the lamp manufacturer meets the demand. (c) Find the probability that a lamp with unsatisfactory intensity will produce an unsatisfactory unseful life. For the toolbar, press ALT+F10 (PC) or ALT+FN+F10 (Mac). BIUS Paragraph Arial 10pt V V A V TX . . . E E E X2 X2 IT The ABC X EXE It I+ (;} O ? P O WORDS POWERED BY TINY