Mathematics, 21.04.2020 22:50 JanetLee7907
Four buses carrying 163 high school students arrive to Montreal. The buses carry, respectively, 40, 41, 35, and 47 students. One of the studetns is randomly selected. Let X denote the number of students that were on the bus carrying this randomly selected student. One of the 4 bus drivers is also randomly selected. Let Y denote the number of students on his bus. Compute the expectations of X and Y.
E(X) ? Var (X)? E(Y)? Var(Y)?
Answers: 2
Mathematics, 21.06.2019 20:00
Need ! the total ticket sales for a high school basketball game were $2,260. the ticket price for students were $2.25 less than the adult ticket price. the number of adult tickets sold was 230, and the number of student tickets sold was 180. what was the price of an adult ticket?
Answers: 1
Mathematics, 21.06.2019 20:30
Answer asap evaluate 4-0.25g+0.5h4−0.25g+0.5h when g=10g=10 and h=5h=5.
Answers: 3
Mathematics, 21.06.2019 22:10
In which direction does the left side of the graph of this function point? a(x) = 3x - x2 + 4x - 2
Answers: 3
Four buses carrying 163 high school students arrive to Montreal. The buses carry, respectively, 40,...
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