A random variable X has a probability distribution given by P(X = x) 0.1 0.1 0.3 0.3 0.2 The expected value of X is Select one: Q 34 O 1300 O 12 O 30 Data regarding the weights (lbs) of 100 toddlers being examined for symptoms related to diabetes are provided in the table below. Complete the table and calculate (correct to one decimal place) the mean weight of the distribution. 45 1035 30 36 _ 77 35 -_ -_-7-_ Select one: O 63.0 lbs 0 15.4le C) 1150.2 lbs 0 5715 lbs If Tom buys 5 tickets in a raffle where 95 tickets are sold altogether, what is the probability of him winning both first and second prizes? Select one: O 625 9025 O 95 O 95 O 20 8930