The random variable X has a normal distribution with mean 80 and standard deviation 6. C. What is the 45th percentile for X? including a labeled, shaded diagram D. The middle 50% of X calues lies...

The random variable X has a normal distribution with mean 80 and standard deviation 6.

C. What is the 45th percentile for X? including a labeled, shaded diagram

D. The middle 50% of X calues lies between what two numbers? include a labeled, shaded diagram?