subject
Mathematics, 15.02.2021 20:00 Amholloway13

A boiler has four identical relief valves. The probability that any particular valve will open on demand is 0.96. Assume independent operation of the valves. Calculate P(at least one valve opens). (Round your answer to eight decimal places.) .84934656 Incorrect: Your answer is incorrect. Calculate P(at least one valve fails to open). (Round your answer to four decimal places.)

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 21.06.2019 17:30
Two customers went to a post office. first customer paid $12 for 14 and 5 envelopes the second paid 24.80 for 10 postcards and 15 envelopes. what is cost of each envelope?
Answers: 1
question
Mathematics, 21.06.2019 17:40
An apartment has a replacement cost of $950,000 and contents valued at $1,450,000. it has a classification of a and a territory rating of 3. find the annual premium a) $10,185 b) $9,230 c) $3,155 d) $13,830
Answers: 2
question
Mathematics, 21.06.2019 18:30
Write a polynomial function f of least degree that has rational coefficients, a leading coefficient of 1, and the given zeros. 3, 4+2i, 1+(sqrt)7 the answer is supposed to be: f(x)=x(^5)-13x(^4)+60x(^3)-82x(^2)-144x+360 what am i doing wrong?
Answers: 1
question
Mathematics, 21.06.2019 19:00
Let hh represent the number of hummingbirds and ss represent the number of sunbirds that must pollinate the colony so it can survive until next year. 6h+4s > 746h+4s> 74 this year, 88 hummingbirds pollinated the colony. what is the least number of sunbirds that must pollinate the colony to ensure that it will survive until next year?
Answers: 1
You know the right answer?
A boiler has four identical relief valves. The probability that any particular valve will open on de...
Questions
question
History, 08.10.2019 08:50
question
Geography, 08.10.2019 08:50
question
Mathematics, 08.10.2019 08:50
question
English, 08.10.2019 08:50
Questions on the website: 13722367