Question Help A certain organization recommends the use of passwords with the fo

Question

Question Help A certain organization recommends the use of passwords with the following format: consonant, consonant, vowel, consonant, vowel, consonant, number (for example, prinay6). Assume that repeats are allowed Complete parts (a) and (b) (a) Assuming passwords are not case sensitive, h many such passwords are possible (assume that there are 5 vowels and 21 consonants)? (Simpl your answer.) (b) How many passwords are possible if they are case sensitive? o A. 210 O B. 42. 420 O C. 420 O D. 420!

Explanation / Answer

a)total number of passwords =424*102*10 =42*4203  option B

2nd)a) probability =0.99*0.99 =0.9801

b)=0.997 =0.9321

c) =1-P(none is of paper ) =1-0.9321 =0.0679

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