1. Does each of the following tables represent a probability distribution? Explain why or why not. For those that represent a probability distribution, calculate the mean and variance of the variable x. 1 9 (a) f(x) | 0.5 0.25 0.25 1 2 (b) f(x) | 0.4 0.4 0.4 0.2

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A: Solution of the problem as follows

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Q: Thanks a lot for your quick respons.   Best

A: Welcome

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