Consider the following probability distribution: X P(X) 1 0.1 2 ? 3 0.2 4 0.3 What is the mean of the probability distribution?
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Consider the following probability distribution:
| X | P(X) |
| 1 | 0.1 |
| 2 | ? |
| 3 | 0.2 |
| 4 | 0.3 |
What is the mean of the probability distribution?
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