Question: please refer to the image below and kindly please answer. The number of qualified voters living in 3 points household on a randomly selected subdivision

please refer to the image below and kindly please answer.

The number of qualified voters living in 3 points household on a randomly selected subdivision block is described by the following probability distribution. What is the variance of the probability distribution? Number of qualified voter/s, x 1 2 3 4 Probability, P(X) 0.25 0.50 0.15 0.10 O 2.8035 O 2.0835 O 2.8305 O 2.3805

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