fill in the blank. the complement of \at least one\ is ________. the complement of \at least one\ is

fill in the blank. the complement of \at least one\ is ________. the complement of \at least one\ is
Answer
Brief Explanations:
In probability, the complement of an event is the set of all outcomes that are not in the event. "At least one" means one or more. So its complement is zero, which is "none".
Answer:
none