Question 1207251: A population of values has a normal distribution with and , You intend to draw a random sample of size .
Find the probability that a single randomly selected value is greater than 220.5.
Find the probability that a sample of size is randomly selected with a mean greater than 220.5 .
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.
Answer by ikleyn(52781)   (Show Source):
You can put this solution on YOUR website! .
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