A population of values has a normal distribution with
μ
=
210.2 and σ = 45.5. You intend to draw a random
sample of size n = 134.
Find the probability that a single randomly selected value is
greater than 220.8.
P(X > 220.8) =
Find the probability that a sample of size n = 134 is
randomly selected with a mean greater than 220.8.
P(M> 220.8) =
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.