In a survey, cell phone users were asked which ear they use to hear their cell phone, and the table is based on their responses. P(x) Determine whether a probability distribution is given. If a probability distribution is given, find its mean and standard deviation. If a Left 0.6355 probability distribution is not given, identify the requirements that are not satisfied. Right 0.3044 No 0.0601 preference 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. = (Round totone decimal place as needed.) 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. O A. = Tech help Next OCT 2 MacBook Air 888 F4 I FB F10 F3 FS LA O A 5 6 7 8 O R T Y U O P F F G H K