Mathematics, 20.03.2020 02:57 petunia6548
The following table shows the probability distribution for a discrete random variable. X 24 26 27 32 35 39 P(X) 0.16 0.09 0.18 0.12 0.24 0.21 What is the mean of this discrete random variable? That is, what is E(X), the expected value of X?
A. 31.47
B. 29.5
C. 32.63
D. 30.5
Answers: 2
Another question on Mathematics
Mathematics, 21.06.2019 15:00
Cherie measures and records the lengths and sizes of the same style of a sandal found at a shoe store. which equation can be used to determine the approximate shoe size, s, for a foot length of x inches? s = x – 2 s = 2x – 10 s = x + 6 s = 2x + 4
Answers: 3
Mathematics, 21.06.2019 17:30
What is not true about kl and mn? what is mn? (show your work)
Answers: 1
Mathematics, 21.06.2019 21:40
The graph of f(x) = |x| is transformed to g(x) = |x + 11| - 7. on which interval is the function decreasing?
Answers: 3
You know the right answer?
The following table shows the probability distribution for a discrete random variable. X 24 26 27 32...
Questions
Mathematics, 22.03.2021 21:40
History, 22.03.2021 21:40
Social Studies, 22.03.2021 21:40
Mathematics, 22.03.2021 21:40
Mathematics, 22.03.2021 21:40
Mathematics, 22.03.2021 21:40
Mathematics, 22.03.2021 21:40
Biology, 22.03.2021 21:40
Social Studies, 22.03.2021 21:40
Mathematics, 22.03.2021 21:40
History, 22.03.2021 21:40
