Answer Happy

The principle of redundancy is used when system reliability is improved through redundant or backup components Assume that a student's alarm clock has a 6.3% daily failure rate Complete parts (a) through (d) below a. What is the probability that the students alarm clock will not work on the morning of in mportant final exam? Round to three decimo places as needed t. If the student has two such warm clocks what is the probably that they both tal on the morning of an important tinal oxum? Round to two decimal places as needed c. What is the probability of not being awakened at the student uses the independent nurm clocks? Roond to live decimal places as needed) d. Do the second and third warm clocks result in greatly improved tobily? O No, because to malfunction of both equally or more only than the morfunction of one OD, Yes, because it malfunction would not be imposs ble but it would be onlikely OC. Yes bocas you can always be certain that at least one warm clock will work OD. No bocuse Total mallunction would still not be unlikely