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Solved: A discrete random variable x can assume five
Chapter 4, Problem 13E(choose chapter or problem)
QUESTION:
Problem 13E
A discrete random variable x can assume five possible values: 2, 3, 5, 8, and 10. Its probability distribution is
shown here:
x |
2 |
3 |
5 |
8 |
10 |
p(x) |
.15 |
.10 |
– |
.25 |
.25 |
a. What is p(5)?
b. What is the probability that x equals 2 or 10?
c. What is P(x≤ 8)?
Questions & Answers
QUESTION:
Problem 13E
A discrete random variable x can assume five possible values: 2, 3, 5, 8, and 10. Its probability distribution is
shown here:
x |
2 |
3 |
5 |
8 |
10 |
p(x) |
.15 |
.10 |
– |
.25 |
.25 |
a. What is p(5)?
b. What is the probability that x equals 2 or 10?
c. What is P(x≤ 8)?
ANSWER: