subject
Mathematics, 13.10.2020 05:01 maricelajacinto3379

A bag contains 5 yellow, 6 red, and 4 green marbles. Two marbles are drawn. The first is replaced before the second is drawn. A random variable assigns the number of green marbles to each outcome. Calculate the expected value of the random
variable.
0.76
C. 0.27
b. 1.07
d. 0.53
a.
Please select the best answer from the choices provided
Ο Α
О В
С
OD

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 18:20
17. a researcher measures three variables, x, y, and z for each individual in a sample of n = 20. the pearson correlations for this sample are rxy = 0.6, rxz = 0.4, and ryz = 0.7. a. find the partial correlation between x and y, holding z constant. b. find the partial correlation between x and z, holding y constant. (hint: simply switch the labels for the variables y and z to correspond with the labels in the equation.) gravetter, frederick j. statistics for the behavioral sciences (p. 526). cengage learning. kindle edition.
Answers: 2
question
Mathematics, 21.06.2019 21:00
Evaluate 5 + 6 · 2 – 8 ÷ 4 + 7 using the correct order of operations. a. 22 b. 11 c. 27 d. 5
Answers: 1
question
Mathematics, 21.06.2019 23:00
Janie has $3. she earns $1.20 for each chore she does and can do fractions of chores. she wants to earn enough money to buy a cd for $13.50.
Answers: 1
question
Mathematics, 22.06.2019 03:00
Acafeteria manager can choose from among six side dishes for the lunch menu: applesauce, broccoli, corn, dumplings, egg rolls, or french fries. he used a computer program to randomly select three dishes for monday's lunch. what is the theoretical probability the applesauce and broccoli will both be offered monday?
Answers: 1
You know the right answer?
A bag contains 5 yellow, 6 red, and 4 green marbles. Two marbles are drawn. The first is replaced be...
Questions
question
Mathematics, 07.01.2021 20:40
question
History, 07.01.2021 20:40
Questions on the website: 13722360