Question 1149426: Provide a written description of the complement of the given event.
Of the fifty ballots cast in the last election, at least one of them had an irregularity.
Answer by MathLover1(20850)   (Show Source):
You can put this solution on YOUR website!
recall:
The  of a set is everything outside of the set. For example, if A represents all prime integers, then A complement would be all integers that are not prime. The two sets have nothing in common, but, when put together, comprise the entire universal set.
one example:
Determine the written description of the complement of the given event.
When  computers are received, at   of them   .
Choose the correct answer below.
A. None of them are free of defects.
B. More than one of them of free of defects.
C. All of them are defective.
D. All of them are free of defects.
Here we are looking for at  of the computers out of the to be defective. That means  defect,  defects,  defects, all the way up to defects.
There is number  represented --  defects. So  the set has defects  it has at  defect. So the answer to this question is  .
you are given:
Provide a written description of the complement of the given event.
Of the fifty ballots cast in the last election, at least one of them had an irregularity.
using analogy, the answer in your case will be:
 of them   of an  .
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