Mathematics, 19.11.2019 00:31 psychiclion
Atotal of 4 buses carrying 148 students from the same school arrives at a football stadium. the buses carry, respectively, 40, 33, 25 and 50 students. one of the students is randomly selected, each student with equal probability. let random variable x denote the number of students who were on the bus carrying the randomly selected student. one of the four bus drivers is also randomly selected, each driver with equal probability. let random variable y denote the number of students on the bus of the randomly selected driver.(a) which of e[x] or e[y] do you think is larger? why? (b) compute e[x] and e[y]
Answers: 1
Another question on Mathematics
Mathematics, 21.06.2019 15:30
Will mark brainliest if you answer ! the taco shop sold 198 lunches friday. this number is 3 more than 3 times the number they sold monday. let n represent the number of lunches sold monday. which equation shows an equality between two different ways of expressing the number of lunches sold on friday? a. n – 3 = 198 b. 3n – 3 = 198 c. 3n + 3 = 198 d. n + 3 = 198
Answers: 1
Mathematics, 21.06.2019 17:30
Find and simplify an expression for the area of five rows of x squares with side lengths of x centimeters.
Answers: 3
Mathematics, 21.06.2019 23:00
The areas of two similar triangles are 72dm2 and 50dm2. the sum of their perimeters is 226dm. what is the perimeter of each of these triangles?
Answers: 1
Mathematics, 21.06.2019 23:30
What is the explicit rule for the sequence in simplified form? −1,−4,−7,−10,−13… an=4−5n an=−4−3n an=2−3n an=−6−5n
Answers: 1
You know the right answer?
Atotal of 4 buses carrying 148 students from the same school arrives at a football stadium. the buse...
Questions
