Mathematics, 10.03.2020 00:20 ngilliam1444
The director of publications for a university is in charge of deciding how many programs to print for football games. Based on the data, the director has estimated the following probability distribution for the random variable X= number of programs sold at the university football game:
X 25,000 40,000 55,000 70,000
P(X) 0.1 0.3 0.45 0.15
a)Compute the expected number of program sold at the university football game.
b)Compute the variance of program sold at the university football game.
c) Each program cost $1.25 to print and sells for $3.25. Any programs left unsold at the end of the game are discarded. The director has decided to print ether 55,000 or 70,000. Which of these two options maximizes the expected profit from program?
Answers: 1
Mathematics, 22.06.2019 00:00
Let u = {q, r, s, t, u, v, w, x, y, z} a = {q, s, u, w, y} b = {q, s, y, z} c = {v, w, x, y, z}. list the elements in the set.a ∩ (b ∪ c)a) {q, s, w, y}b) {q, y, z}c) {q, s, u, w, y, z}d) {q, r, w, y, z}
Answers: 1
Mathematics, 22.06.2019 02:00
15 oranges weigh 3.75 kilograms (kg). if each orange weighs approximately the same, approximately how much does each orange weigh?
Answers: 2
Mathematics, 22.06.2019 03:00
Which equation is graphed here? a) y = -3x + 3 b) y = -3x - 3 c) y = -1 3 x +3 d) y = -1 3 x -3
Answers: 1
Mathematics, 22.06.2019 04:30
Mrs. piazza invested 8000 in a certificate of deposit that pays 3% simple interest for 4 years. how much will be in mrs. piazza's account at the end of 4 years
Answers: 1
The director of publications for a university is in charge of deciding how many programs to print fo...
SAT, 20.07.2019 15:00
History, 20.07.2019 15:00
Mathematics, 20.07.2019 15:00
Mathematics, 20.07.2019 15:00
History, 20.07.2019 15:00
English, 20.07.2019 15:00
Mathematics, 20.07.2019 15:00