Let x be a normally distributed random variable with mean 16 and standard deviation 14 Please express your answer as a number between 0 and 100 . If you want to write 52%, please enter 52. What is the probability that x is between 14 and 28? Let x be a normally distributed random variable with mean 21 and standard deviation 7. You want the shaded area in the diagram to reflect a probability of 50%. What value of x do you need? (Please express your answer as a number. such as 5.2. You can round to the nearest tenth.)