A sociologist randomly selects single adults for different groups of three, PM i; and the random variable x is the number in the group who say that the 0095 most fun way to flirt is in person. Determine whether a probability 0 346 distribution is given. If a probability distribution is given, nd its mean and ' standard deviation. If a probability distribution is not given, identify the 0-400 requirements that are not satised. 0.159 E. No, the random variable x is categorical instead of numerical. Find the mean of the random variable x. Select the correct choice below and, if necessary, ll in the answer box to complete your choice. A- p = adult(s) (Round to one decimal place as needed.) 0 B. The table does not show a probability distribution. Find the standard deviation of the random variable x. Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A- o = adult(s) (Round to one decimal place as needed.) O B. The table does not show a probability distribution