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Question
A random variable xhas the following probability distribution:| x | f(x) |
| 0 | 0.08 |
| 1 | 0.17 |
| 2 | 0.45 |
| 3 | 0.25 |
| 4 | 0.05 |
a. Determine the expected value of x.
b. Determine the variance.
Answer
This answer is hidden. It contains 14 characters.
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