Suppose that U is a random num her with variance '16, V is a rand om number with variance 9, and the two are independent. What is the variance of U+'v"? (1125 If} Not enough information given D Question 3 1 pts Suppose that U is a random num her with standard deviation 4. V is a random number with standard deviation 3, and that the two are independent. What is the standard deviation of U+W (")5 If")? C) Not enough information given