mathxl.com MAT 131 ONLN2 (Fall 2017) Save Homework: Chapter 4 Score: 0 of 1 pt 2

Question

mathxl.com MAT 131 ONLN2 (Fall 2017) Save Homework: Chapter 4 Score: 0 of 1 pt 22 of 34 (27 complete) w Score: 75 4.4.20 Que on Help The principle of redundancy is used when system reliability is improved through redundant or backup components. A region's government requires that commercial aircraft used for flying in hazardous conditions must have two independent radios instead of one. Assume that for a typical flight, the probability of a radio failure is 0.0031. What is the probability that a particular flight will be St radio increases safety in this case. r What is the probability that a particular flight will be threatened with the failure of Sti (Round to six decimal places as needed.) threatened with the failure of both radios? Describe how te second independent both radios? To Pu on Co on on Enter your answer in the answer box and then click Check Answer n on part remaining 1 PamainingClear All Check Answer on 2 n 2

Explanation / Answer

probabiliy that both radios fail =P(first radio fail & second radio fali) =P(first radio fail)*P(second radio fail)

=0.0031*0.0031 =0.000010

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