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Mathematics, 27.01.2021 05:10 ellenharley7

Let the random variable X be the outcome of rolling a 6-sided die. Assuming the die is fair, the probability is as follows: X | 1 | 2 | 3 | 4 | 5 | 6
Probability | 1/6 | 1/6 | 1/6 | 1/6 | 1/6 | 1/6

What is the variance of X?

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