SOLUTION: A government agency has specialists who analyze the frequencies of letters of the alphabet in an attempt to decipher intercepted messages. In standard English test, a particular l

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Question 872995: A government agency has specialists who analyze the frequencies of letters of the alphabet in an attempt to decipher intercepted messages. In standard English test, a particular letter is used at a rate of 7.5%. Find the mean and standard deviation for the number of times this letter will be found on a typical page of 2700 characters.
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
mean = .075%2A2700 = 202.5 , Sd = sqrt%28202.5%2A.925%29= 13.6862