Mathematics, 21.12.2019 06:31 koolja3
A. j. has 20 jobs that she must do in sequence, with the times required to do each of these jobs being independent random variables with mean 50 minutes and standard deviation 10 minutes. m. j. has 20 jobs that he must do in sequence, with the times required to do each of these jobs being independent independent random variables with mean 52 minutes and standard deviation 15 minutes.
(a) find the probability that a. j. finishes in less than 900 minutes.
(b) find the probability that m. j. finishes in less than 900 minutes.
(c) find the probability that a. j. finishes before m. j.
Answers: 1
Mathematics, 21.06.2019 17:40
Aperpendicular bisector, cd is drawn through point con ab if the coordinates of point a are (-3, 2) and the coordinates of point b are (7,6), the x-intercept of cd is point lies on cd.
Answers: 2
Mathematics, 21.06.2019 20:00
Afamily has five members. a mom, a dad, two sisters, & a brother. the family lines up single file. what is the probabillity that the mom is at the front of the line
Answers: 1
Mathematics, 21.06.2019 21:20
In 2009, there were 1570 bears in a wildlife refuge. in 2010, the population had increased to approximately 1884 bears. if this trend continues and the bear population is increasing exponentially, how many bears will there be in 2018?
Answers: 2
Mathematics, 21.06.2019 22:40
If f(x) = 3x2 - 2x+4 and g(x) = 5x + 6x - 8, find (f-g)(x).
Answers: 1
A. j. has 20 jobs that she must do in sequence, with the times required to do each of these jobs bei...
History, 20.11.2020 01:00
Mathematics, 20.11.2020 01:00
Biology, 20.11.2020 01:00
Computers and Technology, 20.11.2020 01:00
History, 20.11.2020 01:00
Spanish, 20.11.2020 01:00
English, 20.11.2020 01:00
Spanish, 20.11.2020 01:00
Mathematics, 20.11.2020 01:00