Need helps in all of these questions. The last question part B is missing which is one of the options is (B the table does not show a probability distribution)

College students are randomly selected and arranged in groups of three. The random variable x is the number in the group who say that they take X P(x) one or more online courses. Determine whether a probability distribution is given. If a probability distribution is given, find its mean and standard 0 0.102 leek deviation. If a probability distribution is not given, identify the requirements that are not satisfied. 1 0.353 2 0.404 3 0.141 ebook . . . . . Does the table show a probability distribution? Select all that apply. A. Yes, the table shows a probability distribution. B. No, the numerical values of the random variable x are not associated with probabilities. C. No, the sum of all the probabilities is not equal to 1. D. No, not every probability is between 0 and 1 inclusive. E. No, the random variable x is categorical instead of numerical. ourc Find the mean of the random variable x. Select the correct choice below and, if necessary, fill in the answer box to complete your choice. O A. u= students ourd (Round to one decimal place as needed.) ns O 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. n To O A. = students (Round to one decimal place as needed.) Next