Groups of adults are randomly selected and arranged in groups of three The random variable x is the number in the group who say that they would feel comfortable in a self-driving vehicle. Determine whether a probability distribution is given. If a probability distribution is given find its mean and standard deviation. If a probability distribution is not given, identify the requirements that are not satisfied. P(x) O 0.358 0 437 0.179 0.026 3.

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