Mathematics, 23.09.2019 22:00 dmoore222
Consider purchasing a system of audio components consisting of a receiver, a pair of speakers, and a cd player. let a1 be the event that the receiver functions properly throughout the warranty period, a2 be the event that the speakers function properly throughout the warranty period, and a3 be the event that the cd player functions properly throughout the warranty period. suppose that these events are (mutually) independent with p(a1) 5 .95, p(a2) 5 .98, and p(a3) 5 .80.a. what is the probability that all three components function properly throughout the warranty period? b. what is the probability that at least one component needs service during the warranty period? c. what is the probability that all three components need service during the warranty period? d. what is the probability that only the receiver needs service during the warranty period? e. what is the probability that exactly one of the three components needs service during the warranty period? f. what is the probability that all three components function properly throughout the warranty period but that at least one fails within a month after the warranty expires?
Answers: 3
Mathematics, 21.06.2019 20:00
Sarah took the advertising department from her company on a round trip to meet with a potential client. including sarah a total of 11 people took the trip. she was able to purchase coach tickets for $280 and first class tickets for $1280. she used her total budget for airfare for the trip, which was $6080. how many first class tickets did she buy? how many coach tickets did she buy?
Answers: 1
Mathematics, 21.06.2019 21:50
Which of the following equations is equivalent to x/3-6/x=1
Answers: 3
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