A population of values has a normal distribution with
μ=126.4μ=126.4 and σ=38.6σ=38.6. You intend to draw a random sample
of size n=148n=148.
Find the probability that a single randomly selected value is
greater than 121.5.
P(X > 121.5) =
Find the probability that a sample of size n=148n=148 is randomly
selected with a mean greater than 121.5.
P(¯xx¯ > 121.5) =
Enter your answers as numbers accurate to 4 decimal places. Answers
should be obtained using zz scores correct to two decimal
places.
A population of values has a normal distribution with μ=126.4μ=126.4 and σ=38.6σ=38.6. You intend to draw...
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