Mathematics, 30.10.2019 04:31 EatsChiken
Four buses carrying 157157 high school students arrive to montreal. the buses carry, respectively, 3636, 4545, 3030, and 4646 students. one of the studetns is randomly selected. let xx denote the number of students that were on the bus carrying this randomly selected student. one of the 44 bus drivers is also randomly selected. let yy denote the number of students on his bus. compute the expectations and variances of xx and yy:
Answers: 3
Mathematics, 21.06.2019 17:00
Which of the following equations is of the parabola whose vertex is at (4, 3), axis of symmetry parallel to the y-axis and focus at (4, -3)? a.) y+3=1/24 (x+4)^2 b.)y-3=-1/24 (x-4)^2 c.)x-4=-1/24 (y-3)^2
Answers: 3
Mathematics, 21.06.2019 18:50
Aresearch group wants to find the opinions’ of city residents on the construction of a new downtown parking garage. what is the population of the survey downtown shoppers downtown visitors downtown workers city residents
Answers: 3
Mathematics, 21.06.2019 20:30
Raymond just got done jumping at super bounce trampoline center. the total cost of his session was $43.25 . he had to pay a $7 entrance fee and $1.25 for every minute he was on the trampoline. write an equation to determine the number of minutes (t) that raymond was on the trampoline.
Answers: 1
Four buses carrying 157157 high school students arrive to montreal. the buses carry, respectively, 3...
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