A sociologist randomly selects single adults for different groups of three, X P(x) and the random variable x is the number in the group who say that the 0 0.094 most fun way to flirt is in person. Determine whether a probability 0.347 distribution is given. If a probability distribution is given, find its mean and standard deviation. If a probability distribution is not given, identify the 2 0.404 requirements that are not satisfied. 3 0.155