Question
A group of 625 students has a mean age of 15.8 years with a standard deviation of 0.6 years. The ages are normally distributed. What
A group of 625 students has a mean age of 15.8 years with a standard deviation of 0.6 years. The ages are normally distributed. What is the probability that a randomly selected student is older than 16.5 years old?
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Precalculus Mathematics For Calculus
Authors: David M Kennedy, James Stewart, Lothar Redlin, Saleem Watson
6th Edition
1133715044, 9781133715047
