Question
For the following distribution: x P(x) 0 0.12 1 0.27 2 0.31 3 0.08 4 0.22 a. Is this a valid probability distribution? Explain. b.
For the following distribution:
| x | P(x) |
| 0 | 0.12 |
| 1 | 0.27 |
| 2 | 0.31 |
| 3 | 0.08 |
| 4 | 0.22 |
a. Is this a valid probability distribution? Explain.
b. What is the expected value?
c. What is the variance of the distribution?
d. What is the probability that x is at least 3?
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Linear Algebra With Applications
Authors: Gareth Williams
7th Edition
0763790923, 9780763790929
