This video explains how to determine the probability that 3 randomly typed letters with repetition are all vowels.
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Probability of 4 letters With No Repetition are Vowels
This video explains how to determine the probability that 4 randomly typed letters without repetition are all vowels.
Probability of 3 letters With No Repetition are Vowels
This video explains how to determine the probability that 3 randomly typed letters without repetition are all vowels.
Probability of 6 Letters With No Repetition
This video explains how to determine the probability that 6 randomly typed letters have no repetition.
Counting: The Number of 5 Letter Passwords With and Without Repetition
The video explains how to determine the number of 5 letter codes using the alphabet with and without repetition.
Counting: The Number of 4 Letter Codes from 6 Letters with Various Conditions
The video explains how to determine the number of 4 letter codes using 6 letters under various conditions.
Ex 2: Determine the Number of Permuations With Repeated Items
This video explains how to determine the number of permutations when there are indistinguishable items.
