SOLUTION: In how many ways can 1 or more of the 20 students in a statistics class enter their classroom

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Question 911138: In how many ways can 1 or more of the 20 students in a statistics class enter their classroom
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
Infinite number. For example, they can enter as William Shatner or as chipmunks, snakes, frogs, lizards, belly buttons or as toe nails. This is good practice since Halloween is coming soon!