Standard Deviation = Problem # 3: If a die is rolled one time, find these probabilities: (2 points each) a) Getting a 6 or 1 b) Getting a number less than 3 or an odd number Problem # 4: If two dice are rolled one time, find the probability that the sum is 10. (2 points) Problem # 5: A couple has three children. Find the probability that they have: (2 points each) a) Exactly two boys. b) At least two boys