Mathematics, 14.07.2019 02:10 brandistrothma
Abag contains red and blue marbles, such that the probability of drawing a blue marble is 3 over 8. an experiment consists of drawing a marble, replacing it, and drawing another marble. the two draws are independent. a random variable assigns the number of blue marbles to each outcome. calculate the expected value of the random variable. a. 3 over 4 b. 1 over 3 c. 3 over 8 d. 2 over 3
Answers: 1
Another question on Mathematics
Mathematics, 21.06.2019 13:00
Which of the following best describes the graph below? a. it is a function, but it is not one-to-one. b. it is a one-to-one function. c. it is not a function. d. it is a many-to-one function.
Answers: 1
Mathematics, 21.06.2019 18:50
The first few steps in solving the quadratic equation 9x2 + 49x = 22 ? 5x by completing the square are shown. 9x2 + 49x = 22 ? 5x 9x2 + 54x = 22 9(x2 + 6x) = 22 which is the best step to do next to solve the equation by completing the square? 9(x2 + 6x + 3) = 25 9(x2 + 6x + 3) = 49 9(x2 + 6x + 9) = 31 9(x2 + 6x + 9) = 103
Answers: 3
You know the right answer?
Abag contains red and blue marbles, such that the probability of drawing a blue marble is 3 over 8....
Questions
History, 29.10.2019 06:31
Mathematics, 29.10.2019 06:31
Biology, 29.10.2019 06:31
Mathematics, 29.10.2019 06:31
History, 29.10.2019 06:31
Chemistry, 29.10.2019 06:31
Mathematics, 29.10.2019 06:31
Biology, 29.10.2019 06:31
Social Studies, 29.10.2019 06:31
Mathematics, 29.10.2019 06:31
Biology, 29.10.2019 06:31
