SOLUTION: Long distance telephone calls are normally distributed with a mean of 8 minutes and a standard deviation of 2 minutes. Which of the following is the most likely event -- an indivi

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Question 251230: Long distance telephone calls are normally distributed with a
mean of 8 minutes and a standard deviation of 2 minutes. Which of the following is the most likely event -- an individual call longer than 11 minutes, a mean above 9 minutes in a sample of 25 calls, or a mean above 8.6 minutes in a sample of 100 calls?

Answer by nyc_function(2741) About Me  (Show Source):
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This question will be answered at the following statistics and probability link:
http://www.freemathhelp.com/forum/viewforum.php?f=12&sid=51580ca681ae589665bf7cb5e5ac2486