A population of values has a normal distribution with u

Last updated: 7/13/2022

A population of values has a normal distribution with u 219.4 and σ = 27.2. You intend to draw a random sample of size n = 19. Find the probability that a single randomly selected value is less than 206.9. Find the probability that a sample of size n = 19 is randomly selected with a mean less than 206.9. Enter your answers as numbers accurate to 4 decimal places. Answers obtained using exact z-scores or z-scores rounded to 3 decimal places are accepted.