The Central Intelligence Agency has specialists who analyze the frequencies of letters of the alphabet in an
Question:
a. Find the mean and standard deviation for the number of times the letter r will be found on a typical page of 2600 characters.
b. In an intercepted ciphered message sent to Iran, a page of 2600 characters is found to have the letter r occurring 178 times. Is this unusually low or high?
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a np 2600 006 156 and np 1 p 2600 006 094 121 b Th...View the full answer
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