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Online Test 2
8.
A certain organization recommends the use of passwords with the following format: consonant , vowel , consonant , number (for example, pin 4 ). Assume that repeats are allowed. Complete parts (a) and (b).
(a) Assuming passwords are not case sensitive, how many such passwords are possible (assume that there are 5 vowels and 21 consonants)?
(b) How many passwords are possible if they are case sensitive?
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This question is taken from Math 227 – Statistics » Summer 2021 » Online Test 2